Home / 1,459,772.67-2,014,490.60-815,217.30

Finding the Fourth Proportional to 1,459,772.67, 2,014,490.60 and 815,217.30

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Solution

The fourth proportional to 1,459,772.67, 2,014,490.60 and 815,217.30 is: 1,125,002.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,772.67 : 2,014,490.60 = 815,217.30 : x
  2. Step 2: Convert to fraction form
    1,459,772.67/2,014,490.60 = 815,217.30/x
  3. Step 3: Cross multiply
    1,459,772.67x = 2,014,490.60 × 815,217.30
  4. Step 4: Simplify right side
    1,459,772.67x = 1,642,247,583,731.29
  5. Step 5: Solve for x
    x = 1,642,247,583,731.29/1,459,772.67
  6. Step 6: Final answer
    x = 1,125,002.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.