Home / 1,207,432.60-1,811,148.90-906,282.70

Finding the Fourth Proportional to 1,207,432.60, 1,811,148.90 and 906,282.70

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Solution

The fourth proportional to 1,207,432.60, 1,811,148.90 and 906,282.70 is: 1,359,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,432.60 : 1,811,148.90 = 906,282.70 : x
  2. Step 2: Convert to fraction form
    1,207,432.60/1,811,148.90 = 906,282.70/x
  3. Step 3: Cross multiply
    1,207,432.60x = 1,811,148.90 × 906,282.70
  4. Step 4: Simplify right side
    1,207,432.60x = 1,641,412,915,194.03
  5. Step 5: Solve for x
    x = 1,641,412,915,194.03/1,207,432.60
  6. Step 6: Final answer
    x = 1,359,424.05

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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.