Home / 1,011,539.90-1,396,021.55-552,724.22

Finding the Fourth Proportional to 1,011,539.90, 1,396,021.55 and 552,724.22

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Solution

The fourth proportional to 1,011,539.90, 1,396,021.55 and 552,724.22 is: 762,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,539.90 : 1,396,021.55 = 552,724.22 : x
  2. Step 2: Convert to fraction form
    1,011,539.90/1,396,021.55 = 552,724.22/x
  3. Step 3: Cross multiply
    1,011,539.90x = 1,396,021.55 × 552,724.22
  4. Step 4: Simplify right side
    1,011,539.90x = 771,614,912,583.21
  5. Step 5: Solve for x
    x = 771,614,912,583.21/1,011,539.90
  6. Step 6: Final answer
    x = 762,812.14

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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.