Home / 1,479,540.08-2,041,778.40-800,490.08

Finding the Fourth Proportional to 1,479,540.08, 2,041,778.40 and 800,490.08

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Solution

The fourth proportional to 1,479,540.08, 2,041,778.40 and 800,490.08 is: 1,104,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,540.08 : 2,041,778.40 = 800,490.08 : x
  2. Step 2: Convert to fraction form
    1,479,540.08/2,041,778.40 = 800,490.08/x
  3. Step 3: Cross multiply
    1,479,540.08x = 2,041,778.40 × 800,490.08
  4. Step 4: Simplify right side
    1,479,540.08x = 1,634,423,354,758.27
  5. Step 5: Solve for x
    x = 1,634,423,354,758.27/1,479,540.08
  6. Step 6: Final answer
    x = 1,104,683.39

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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.