Home / 1,134,110.80-1,701,166.20-655,813.90

Finding the Fourth Proportional to 1,134,110.80, 1,701,166.20 and 655,813.90

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Solution

The fourth proportional to 1,134,110.80, 1,701,166.20 and 655,813.90 is: 983,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,110.80 : 1,701,166.20 = 655,813.90 : x
  2. Step 2: Convert to fraction form
    1,134,110.80/1,701,166.20 = 655,813.90/x
  3. Step 3: Cross multiply
    1,134,110.80x = 1,701,166.20 × 655,813.90
  4. Step 4: Simplify right side
    1,134,110.80x = 1,115,648,440,170.18
  5. Step 5: Solve for x
    x = 1,115,648,440,170.18/1,134,110.80
  6. Step 6: Final answer
    x = 983,720.85

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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.