Home / 1,016,005.32-1,402,132.86-580,460.76

Finding the Fourth Proportional to 1,016,005.32, 1,402,132.86 and 580,460.76

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Solution

The fourth proportional to 1,016,005.32, 1,402,132.86 and 580,460.76 is: 801,061.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,005.32 : 1,402,132.86 = 580,460.76 : x
  2. Step 2: Convert to fraction form
    1,016,005.32/1,402,132.86 = 580,460.76/x
  3. Step 3: Cross multiply
    1,016,005.32x = 1,402,132.86 × 580,460.76
  4. Step 4: Simplify right side
    1,016,005.32x = 813,883,105,536.57
  5. Step 5: Solve for x
    x = 813,883,105,536.57/1,016,005.32
  6. Step 6: Final answer
    x = 801,061.85

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Double scale
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1.5x scale

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.