Home / 4,990,264.40-7,474,337.40-3,864,683.60

Finding the Fourth Proportional to 4,990,264.40, 7,474,337.40 and 3,864,683.60

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Solution

The fourth proportional to 4,990,264.40, 7,474,337.40 and 3,864,683.60 is: 5,788,460.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,264.40 : 7,474,337.40 = 3,864,683.60 : x
  2. Step 2: Convert to fraction form
    4,990,264.40/7,474,337.40 = 3,864,683.60/x
  3. Step 3: Cross multiply
    4,990,264.40x = 7,474,337.40 × 3,864,683.60
  4. Step 4: Simplify right side
    4,990,264.40x = 28,885,949,170,646.64
  5. Step 5: Solve for x
    x = 28,885,949,170,646.64/4,990,264.40
  6. Step 6: Final answer
    x = 5,788,460.66

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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.