Home / 2,825,701.66-4,238,699.10-932,590.72

Finding the Fourth Proportional to 2,825,701.66, 4,238,699.10 and 932,590.72

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Solution

The fourth proportional to 2,825,701.66, 4,238,699.10 and 932,590.72 is: 1,398,934.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,701.66 : 4,238,699.10 = 932,590.72 : x
  2. Step 2: Convert to fraction form
    2,825,701.66/4,238,699.10 = 932,590.72/x
  3. Step 3: Cross multiply
    2,825,701.66x = 4,238,699.10 × 932,590.72
  4. Step 4: Simplify right side
    2,825,701.66x = 3,952,971,445,532.35
  5. Step 5: Solve for x
    x = 3,952,971,445,532.35/2,825,701.66
  6. Step 6: Final answer
    x = 1,398,934.47

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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.