Home / 4,138,442.06-6,207,925.48-1,298,666.30

Finding the Fourth Proportional to 4,138,442.06, 6,207,925.48 and 1,298,666.30

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Solution

The fourth proportional to 4,138,442.06, 6,207,925.48 and 1,298,666.30 is: 1,948,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,442.06 : 6,207,925.48 = 1,298,666.30 : x
  2. Step 2: Convert to fraction form
    4,138,442.06/6,207,925.48 = 1,298,666.30/x
  3. Step 3: Cross multiply
    4,138,442.06x = 6,207,925.48 × 1,298,666.30
  4. Step 4: Simplify right side
    4,138,442.06x = 8,062,023,613,787.33
  5. Step 5: Solve for x
    x = 8,062,023,613,787.33/4,138,442.06
  6. Step 6: Final answer
    x = 1,948,081.79

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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.