Home / 880,129.60-1,323,013.20-817,727.20

Finding the Fourth Proportional to 880,129.60, 1,323,013.20 and 817,727.20

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Solution

The fourth proportional to 880,129.60, 1,323,013.20 and 817,727.20 is: 1,229,209.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,129.60 : 1,323,013.20 = 817,727.20 : x
  2. Step 2: Convert to fraction form
    880,129.60/1,323,013.20 = 817,727.20/x
  3. Step 3: Cross multiply
    880,129.60x = 1,323,013.20 × 817,727.20
  4. Step 4: Simplify right side
    880,129.60x = 1,081,863,879,599.04
  5. Step 5: Solve for x
    x = 1,081,863,879,599.04/880,129.60
  6. Step 6: Final answer
    x = 1,229,209.74

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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.