Home / 1,383,597.56-2,073,445.47-653,341.61

Finding the Fourth Proportional to 1,383,597.56, 2,073,445.47 and 653,341.61

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Solution

The fourth proportional to 1,383,597.56, 2,073,445.47 and 653,341.61 is: 979,091.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,597.56 : 2,073,445.47 = 653,341.61 : x
  2. Step 2: Convert to fraction form
    1,383,597.56/2,073,445.47 = 653,341.61/x
  3. Step 3: Cross multiply
    1,383,597.56x = 2,073,445.47 × 653,341.61
  4. Step 4: Simplify right side
    1,383,597.56x = 1,354,668,206,800.62
  5. Step 5: Solve for x
    x = 1,354,668,206,800.62/1,383,597.56
  6. Step 6: Final answer
    x = 979,091.21

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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.