Home / 1,152,722.71-1,590,765.02-629,436.95

Finding the Fourth Proportional to 1,152,722.71, 1,590,765.02 and 629,436.95

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Solution

The fourth proportional to 1,152,722.71, 1,590,765.02 and 629,436.95 is: 868,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,722.71 : 1,590,765.02 = 629,436.95 : x
  2. Step 2: Convert to fraction form
    1,152,722.71/1,590,765.02 = 629,436.95/x
  3. Step 3: Cross multiply
    1,152,722.71x = 1,590,765.02 × 629,436.95
  4. Step 4: Simplify right side
    1,152,722.71x = 1,001,286,279,952.17
  5. Step 5: Solve for x
    x = 1,001,286,279,952.17/1,152,722.71
  6. Step 6: Final answer
    x = 868,627.19

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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.