Home / 1,187,657.15-1,637,908.61-926,077.29

Finding the Fourth Proportional to 1,187,657.15, 1,637,908.61 and 926,077.29

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Solution

The fourth proportional to 1,187,657.15, 1,637,908.61 and 926,077.29 is: 1,277,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,657.15 : 1,637,908.61 = 926,077.29 : x
  2. Step 2: Convert to fraction form
    1,187,657.15/1,637,908.61 = 926,077.29/x
  3. Step 3: Cross multiply
    1,187,657.15x = 1,637,908.61 × 926,077.29
  4. Step 4: Simplify right side
    1,187,657.15x = 1,516,829,969,766.66
  5. Step 5: Solve for x
    x = 1,516,829,969,766.66/1,187,657.15
  6. Step 6: Final answer
    x = 1,277,161.49

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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.