Home / 1,207,376.10-1,811,064.15-906,226.20

Finding the Fourth Proportional to 1,207,376.10, 1,811,064.15 and 906,226.20

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Solution

The fourth proportional to 1,207,376.10, 1,811,064.15 and 906,226.20 is: 1,359,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,376.10 : 1,811,064.15 = 906,226.20 : x
  2. Step 2: Convert to fraction form
    1,207,376.10/1,811,064.15 = 906,226.20/x
  3. Step 3: Cross multiply
    1,207,376.10x = 1,811,064.15 × 906,226.20
  4. Step 4: Simplify right side
    1,207,376.10x = 1,641,233,782,610.73
  5. Step 5: Solve for x
    x = 1,641,233,782,610.73/1,207,376.10
  6. Step 6: Final answer
    x = 1,359,339.30

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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.