Home / 4,138,441.80-6,207,925.10-1,298,666.04

Finding the Fourth Proportional to 4,138,441.80, 6,207,925.10 and 1,298,666.04

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Solution

The fourth proportional to 4,138,441.80, 6,207,925.10 and 1,298,666.04 is: 1,948,081.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,441.80 : 6,207,925.10 = 1,298,666.04 : x
  2. Step 2: Convert to fraction form
    4,138,441.80/6,207,925.10 = 1,298,666.04/x
  3. Step 3: Cross multiply
    4,138,441.80x = 6,207,925.10 × 1,298,666.04
  4. Step 4: Simplify right side
    4,138,441.80x = 8,062,021,499,740.27
  5. Step 5: Solve for x
    x = 8,062,021,499,740.27/4,138,441.80
  6. Step 6: Final answer
    x = 1,948,081.40

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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.