Home / 1,038,366.27-1,557,714.08-439,331.92

Finding the Fourth Proportional to 1,038,366.27, 1,557,714.08 and 439,331.92

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Solution

The fourth proportional to 1,038,366.27, 1,557,714.08 and 439,331.92 is: 659,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,366.27 : 1,557,714.08 = 439,331.92 : x
  2. Step 2: Convert to fraction form
    1,038,366.27/1,557,714.08 = 439,331.92/x
  3. Step 3: Cross multiply
    1,038,366.27x = 1,557,714.08 × 439,331.92
  4. Step 4: Simplify right side
    1,038,366.27x = 684,353,514,781.48
  5. Step 5: Solve for x
    x = 684,353,514,781.48/1,038,366.27
  6. Step 6: Final answer
    x = 659,067.55

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1.5x scale

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.