Home / 1,487,640.16-2,053,932.06-1,142,862.04

Finding the Fourth Proportional to 1,487,640.16, 2,053,932.06 and 1,142,862.04

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Solution

The fourth proportional to 1,487,640.16, 2,053,932.06 and 1,142,862.04 is: 1,577,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,640.16 : 2,053,932.06 = 1,142,862.04 : x
  2. Step 2: Convert to fraction form
    1,487,640.16/2,053,932.06 = 1,142,862.04/x
  3. Step 3: Cross multiply
    1,487,640.16x = 2,053,932.06 × 1,142,862.04
  4. Step 4: Simplify right side
    1,487,640.16x = 2,347,360,984,113.00
  5. Step 5: Solve for x
    x = 2,347,360,984,113.00/1,487,640.16
  6. Step 6: Final answer
    x = 1,577,909.13

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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.