Home / 1,165,823.40-1,749,512.70-534,412.20

Finding the Fourth Proportional to 1,165,823.40, 1,749,512.70 and 534,412.20

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Solution

The fourth proportional to 1,165,823.40, 1,749,512.70 and 534,412.20 is: 801,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,823.40 : 1,749,512.70 = 534,412.20 : x
  2. Step 2: Convert to fraction form
    1,165,823.40/1,749,512.70 = 534,412.20/x
  3. Step 3: Cross multiply
    1,165,823.40x = 1,749,512.70 × 534,412.20
  4. Step 4: Simplify right side
    1,165,823.40x = 934,960,930,934.94
  5. Step 5: Solve for x
    x = 934,960,930,934.94/1,165,823.40
  6. Step 6: Final answer
    x = 801,974.75

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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.