Home / 1,207,475.60-1,811,213.40-577,619.60

Finding the Fourth Proportional to 1,207,475.60, 1,811,213.40 and 577,619.60

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Solution

The fourth proportional to 1,207,475.60, 1,811,213.40 and 577,619.60 is: 866,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,475.60 : 1,811,213.40 = 577,619.60 : x
  2. Step 2: Convert to fraction form
    1,207,475.60/1,811,213.40 = 577,619.60/x
  3. Step 3: Cross multiply
    1,207,475.60x = 1,811,213.40 × 577,619.60
  4. Step 4: Simplify right side
    1,207,475.60x = 1,046,192,359,622.64
  5. Step 5: Solve for x
    x = 1,046,192,359,622.64/1,207,475.60
  6. Step 6: Final answer
    x = 866,429.40

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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.