Home / 4,038,381.90-6,057,572.85-3,878,949.60

Finding the Fourth Proportional to 4,038,381.90, 6,057,572.85 and 3,878,949.60

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Solution

The fourth proportional to 4,038,381.90, 6,057,572.85 and 3,878,949.60 is: 5,818,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038,381.90 : 6,057,572.85 = 3,878,949.60 : x
  2. Step 2: Convert to fraction form
    4,038,381.90/6,057,572.85 = 3,878,949.60/x
  3. Step 3: Cross multiply
    4,038,381.90x = 6,057,572.85 × 3,878,949.60
  4. Step 4: Simplify right side
    4,038,381.90x = 23,497,019,783,478.36
  5. Step 5: Solve for x
    x = 23,497,019,783,478.36/4,038,381.90
  6. Step 6: Final answer
    x = 5,818,424.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.