Home / 1,569,509.55-2,165,781.92-916,192.26

Finding the Fourth Proportional to 1,569,509.55, 2,165,781.92 and 916,192.26

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Solution

The fourth proportional to 1,569,509.55, 2,165,781.92 and 916,192.26 is: 1,264,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,509.55 : 2,165,781.92 = 916,192.26 : x
  2. Step 2: Convert to fraction form
    1,569,509.55/2,165,781.92 = 916,192.26/x
  3. Step 3: Cross multiply
    1,569,509.55x = 2,165,781.92 × 916,192.26
  4. Step 4: Simplify right side
    1,569,509.55x = 1,984,272,627,370.98
  5. Step 5: Solve for x
    x = 1,984,272,627,370.98/1,569,509.55
  6. Step 6: Final answer
    x = 1,264,262.86

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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.