Home / 1,459,948.72-2,014,688.28-815,350

Finding the Fourth Proportional to 1,459,948.72, 2,014,688.28 and 815,350

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Solution

The fourth proportional to 1,459,948.72, 2,014,688.28 and 815,350 is: 1,125,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,948.72 : 2,014,688.28 = 815,350 : x
  2. Step 2: Convert to fraction form
    1,459,948.72/2,014,688.28 = 815,350/x
  3. Step 3: Cross multiply
    1,459,948.72x = 2,014,688.28 × 815,350
  4. Step 4: Simplify right side
    1,459,948.72x = 1,642,676,089,098
  5. Step 5: Solve for x
    x = 1,642,676,089,098/1,459,948.72
  6. Step 6: Final answer
    x = 1,125,160.13

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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.