Home / 1,098,217.13-1,648,388.31-529,998.22

Finding the Fourth Proportional to 1,098,217.13, 1,648,388.31 and 529,998.22

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Solution

The fourth proportional to 1,098,217.13, 1,648,388.31 and 529,998.22 is: 795,510.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,217.13 : 1,648,388.31 = 529,998.22 : x
  2. Step 2: Convert to fraction form
    1,098,217.13/1,648,388.31 = 529,998.22/x
  3. Step 3: Cross multiply
    1,098,217.13x = 1,648,388.31 × 529,998.22
  4. Step 4: Simplify right side
    1,098,217.13x = 873,642,870,168.81
  5. Step 5: Solve for x
    x = 873,642,870,168.81/1,098,217.13
  6. Step 6: Final answer
    x = 795,510.15

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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.