Home / 1,283,225.28-1,770,665.53-710,264.08

Finding the Fourth Proportional to 1,283,225.28, 1,770,665.53 and 710,264.08

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Solution

The fourth proportional to 1,283,225.28, 1,770,665.53 and 710,264.08 is: 980,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,225.28 : 1,770,665.53 = 710,264.08 : x
  2. Step 2: Convert to fraction form
    1,283,225.28/1,770,665.53 = 710,264.08/x
  3. Step 3: Cross multiply
    1,283,225.28x = 1,770,665.53 × 710,264.08
  4. Step 4: Simplify right side
    1,283,225.28x = 1,257,640,123,653.16
  5. Step 5: Solve for x
    x = 1,257,640,123,653.16/1,283,225.28
  6. Step 6: Final answer
    x = 980,061.84

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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.