Home / 1,049,489.60-1,574,234.40-629,585.60

Finding the Fourth Proportional to 1,049,489.60, 1,574,234.40 and 629,585.60

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Solution

The fourth proportional to 1,049,489.60, 1,574,234.40 and 629,585.60 is: 944,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,489.60 : 1,574,234.40 = 629,585.60 : x
  2. Step 2: Convert to fraction form
    1,049,489.60/1,574,234.40 = 629,585.60/x
  3. Step 3: Cross multiply
    1,049,489.60x = 1,574,234.40 × 629,585.60
  4. Step 4: Simplify right side
    1,049,489.60x = 991,115,309,264.64
  5. Step 5: Solve for x
    x = 991,115,309,264.64/1,049,489.60
  6. Step 6: Final answer
    x = 944,378.40

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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.