Home / 1,479,929.76-2,218,565.88-1,228,824

Finding the Fourth Proportional to 1,479,929.76, 2,218,565.88 and 1,228,824

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Solution

The fourth proportional to 1,479,929.76, 2,218,565.88 and 1,228,824 is: 1,842,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,929.76 : 2,218,565.88 = 1,228,824 : x
  2. Step 2: Convert to fraction form
    1,479,929.76/2,218,565.88 = 1,228,824/x
  3. Step 3: Cross multiply
    1,479,929.76x = 2,218,565.88 × 1,228,824
  4. Step 4: Simplify right side
    1,479,929.76x = 2,726,226,998,925.12
  5. Step 5: Solve for x
    x = 2,726,226,998,925.12/1,479,929.76
  6. Step 6: Final answer
    x = 1,842,132.70

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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.