Home / 1,778,468.38-2,668,127.21-580,392.92

Finding the Fourth Proportional to 1,778,468.38, 2,668,127.21 and 580,392.92

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Solution

The fourth proportional to 1,778,468.38, 2,668,127.21 and 580,392.92 is: 870,727.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,468.38 : 2,668,127.21 = 580,392.92 : x
  2. Step 2: Convert to fraction form
    1,778,468.38/2,668,127.21 = 580,392.92/x
  3. Step 3: Cross multiply
    1,778,468.38x = 2,668,127.21 × 580,392.92
  4. Step 4: Simplify right side
    1,778,468.38x = 1,548,562,142,343.35
  5. Step 5: Solve for x
    x = 1,548,562,142,343.35/1,778,468.38
  6. Step 6: Final answer
    x = 870,727.96

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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.