Home / 3,072,993.40-4,609,490.10-1,638,102.70

Finding the Fourth Proportional to 3,072,993.40, 4,609,490.10 and 1,638,102.70

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Solution

The fourth proportional to 3,072,993.40, 4,609,490.10 and 1,638,102.70 is: 2,457,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,993.40 : 4,609,490.10 = 1,638,102.70 : x
  2. Step 2: Convert to fraction form
    3,072,993.40/4,609,490.10 = 1,638,102.70/x
  3. Step 3: Cross multiply
    3,072,993.40x = 4,609,490.10 × 1,638,102.70
  4. Step 4: Simplify right side
    3,072,993.40x = 7,550,818,178,433.27
  5. Step 5: Solve for x
    x = 7,550,818,178,433.27/3,072,993.40
  6. Step 6: Final answer
    x = 2,457,154.05

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Similar ratio
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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.