Home / 1,189,532.60-1,641,512.49-673,275.40

Finding the Fourth Proportional to 1,189,532.60, 1,641,512.49 and 673,275.40

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Solution

The fourth proportional to 1,189,532.60, 1,641,512.49 and 673,275.40 is: 929,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,532.60 : 1,641,512.49 = 673,275.40 : x
  2. Step 2: Convert to fraction form
    1,189,532.60/1,641,512.49 = 673,275.40/x
  3. Step 3: Cross multiply
    1,189,532.60x = 1,641,512.49 × 673,275.40
  4. Step 4: Simplify right side
    1,189,532.60x = 1,105,189,981,978.70
  5. Step 5: Solve for x
    x = 1,105,189,981,978.70/1,189,532.60
  6. Step 6: Final answer
    x = 929,096.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.