Home / 3,191,966.30-4,788,165.45-1,298,740.70

Finding the Fourth Proportional to 3,191,966.30, 4,788,165.45 and 1,298,740.70

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Solution

The fourth proportional to 3,191,966.30, 4,788,165.45 and 1,298,740.70 is: 1,948,198.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,966.30 : 4,788,165.45 = 1,298,740.70 : x
  2. Step 2: Convert to fraction form
    3,191,966.30/4,788,165.45 = 1,298,740.70/x
  3. Step 3: Cross multiply
    3,191,966.30x = 4,788,165.45 × 1,298,740.70
  4. Step 4: Simplify right side
    3,191,966.30x = 6,218,585,348,248.82
  5. Step 5: Solve for x
    x = 6,218,585,348,248.82/3,191,966.30
  6. Step 6: Final answer
    x = 1,948,198.94

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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.