Home / 1,217,874.40-1,827,080.88-364,911.52

Finding the Fourth Proportional to 1,217,874.40, 1,827,080.88 and 364,911.52

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Solution

The fourth proportional to 1,217,874.40, 1,827,080.88 and 364,911.52 is: 547,447.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,874.40 : 1,827,080.88 = 364,911.52 : x
  2. Step 2: Convert to fraction form
    1,217,874.40/1,827,080.88 = 364,911.52/x
  3. Step 3: Cross multiply
    1,217,874.40x = 1,827,080.88 × 364,911.52
  4. Step 4: Simplify right side
    1,217,874.40x = 666,722,861,083.74
  5. Step 5: Solve for x
    x = 666,722,861,083.74/1,217,874.40
  6. Step 6: Final answer
    x = 547,447.96

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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.