Home / 1,135,023.90-1,566,345.06-625,744.50

Finding the Fourth Proportional to 1,135,023.90, 1,566,345.06 and 625,744.50

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Solution

The fourth proportional to 1,135,023.90, 1,566,345.06 and 625,744.50 is: 863,534.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,023.90 : 1,566,345.06 = 625,744.50 : x
  2. Step 2: Convert to fraction form
    1,135,023.90/1,566,345.06 = 625,744.50/x
  3. Step 3: Cross multiply
    1,135,023.90x = 1,566,345.06 × 625,744.50
  4. Step 4: Simplify right side
    1,135,023.90x = 980,131,806,397.17
  5. Step 5: Solve for x
    x = 980,131,806,397.17/1,135,023.90
  6. Step 6: Final answer
    x = 863,534.07

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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.