Home / 1,864,758.80-2,794,513.80-1,381,213.10

Finding the Fourth Proportional to 1,864,758.80, 2,794,513.80 and 1,381,213.10

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Solution

The fourth proportional to 1,864,758.80, 2,794,513.80 and 1,381,213.10 is: 2,069,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,758.80 : 2,794,513.80 = 1,381,213.10 : x
  2. Step 2: Convert to fraction form
    1,864,758.80/2,794,513.80 = 1,381,213.10/x
  3. Step 3: Cross multiply
    1,864,758.80x = 2,794,513.80 × 1,381,213.10
  4. Step 4: Simplify right side
    1,864,758.80x = 3,859,819,068,690.78
  5. Step 5: Solve for x
    x = 3,859,819,068,690.78/1,864,758.80
  6. Step 6: Final answer
    x = 2,069,875.78

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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.