Home / 1,172,059.90-1,755,137.40-935,863.90

Finding the Fourth Proportional to 1,172,059.90, 1,755,137.40 and 935,863.90

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Solution

The fourth proportional to 1,172,059.90, 1,755,137.40 and 935,863.90 is: 1,401,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,059.90 : 1,755,137.40 = 935,863.90 : x
  2. Step 2: Convert to fraction form
    1,172,059.90/1,755,137.40 = 935,863.90/x
  3. Step 3: Cross multiply
    1,172,059.90x = 1,755,137.40 × 935,863.90
  4. Step 4: Simplify right side
    1,172,059.90x = 1,642,569,732,199.86
  5. Step 5: Solve for x
    x = 1,642,569,732,199.86/1,172,059.90
  6. Step 6: Final answer
    x = 1,401,438.38

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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.