Home / 1,134,025.40-1,699,725.90-459,773.30

Finding the Fourth Proportional to 1,134,025.40, 1,699,725.90 and 459,773.30

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Solution

The fourth proportional to 1,134,025.40, 1,699,725.90 and 459,773.30 is: 689,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,025.40 : 1,699,725.90 = 459,773.30 : x
  2. Step 2: Convert to fraction form
    1,134,025.40/1,699,725.90 = 459,773.30/x
  3. Step 3: Cross multiply
    1,134,025.40x = 1,699,725.90 × 459,773.30
  4. Step 4: Simplify right side
    1,134,025.40x = 781,488,586,138.47
  5. Step 5: Solve for x
    x = 781,488,586,138.47/1,134,025.40
  6. Step 6: Final answer
    x = 689,127.94

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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.