Home / 1,352,744.82-1,866,789.65-732,551.05

Finding the Fourth Proportional to 1,352,744.82, 1,866,789.65 and 732,551.05

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Solution

The fourth proportional to 1,352,744.82, 1,866,789.65 and 732,551.05 is: 1,010,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,744.82 : 1,866,789.65 = 732,551.05 : x
  2. Step 2: Convert to fraction form
    1,352,744.82/1,866,789.65 = 732,551.05/x
  3. Step 3: Cross multiply
    1,352,744.82x = 1,866,789.65 × 732,551.05
  4. Step 4: Simplify right side
    1,352,744.82x = 1,367,518,718,657.48
  5. Step 5: Solve for x
    x = 1,367,518,718,657.48/1,352,744.82
  6. Step 6: Final answer
    x = 1,010,921.43

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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.