Home / 1,402,726.92-2,103,335.86-727,133.46

Finding the Fourth Proportional to 1,402,726.92, 2,103,335.86 and 727,133.46

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Solution

The fourth proportional to 1,402,726.92, 2,103,335.86 and 727,133.46 is: 1,090,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,726.92 : 2,103,335.86 = 727,133.46 : x
  2. Step 2: Convert to fraction form
    1,402,726.92/2,103,335.86 = 727,133.46/x
  3. Step 3: Cross multiply
    1,402,726.92x = 2,103,335.86 × 727,133.46
  4. Step 4: Simplify right side
    1,402,726.92x = 1,529,405,873,081.91
  5. Step 5: Solve for x
    x = 1,529,405,873,081.91/1,402,726.92
  6. Step 6: Final answer
    x = 1,090,309.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.