Home / 1,479,924.60-2,042,295.87-800,861.10

Finding the Fourth Proportional to 1,479,924.60, 2,042,295.87 and 800,861.10

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Solution

The fourth proportional to 1,479,924.60, 2,042,295.87 and 800,861.10 is: 1,105,188.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,924.60 : 2,042,295.87 = 800,861.10 : x
  2. Step 2: Convert to fraction form
    1,479,924.60/2,042,295.87 = 800,861.10/x
  3. Step 3: Cross multiply
    1,479,924.60x = 2,042,295.87 × 800,861.10
  4. Step 4: Simplify right side
    1,479,924.60x = 1,635,595,316,973.66
  5. Step 5: Solve for x
    x = 1,635,595,316,973.66/1,479,924.60
  6. Step 6: Final answer
    x = 1,105,188.28

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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.