Home / 1,479,925.52-2,218,989.35-580,289.42

Finding the Fourth Proportional to 1,479,925.52, 2,218,989.35 and 580,289.42

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Solution

The fourth proportional to 1,479,925.52, 2,218,989.35 and 580,289.42 is: 870,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,925.52 : 2,218,989.35 = 580,289.42 : x
  2. Step 2: Convert to fraction form
    1,479,925.52/2,218,989.35 = 580,289.42/x
  3. Step 3: Cross multiply
    1,479,925.52x = 2,218,989.35 × 580,289.42
  4. Step 4: Simplify right side
    1,479,925.52x = 1,287,656,028,901.28
  5. Step 5: Solve for x
    x = 1,287,656,028,901.28/1,479,925.52
  6. Step 6: Final answer
    x = 870,081.65

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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.