Home / 1,126,305.53-1,554,340.41-617,007.90

Finding the Fourth Proportional to 1,126,305.53, 1,554,340.41 and 617,007.90

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Solution

The fourth proportional to 1,126,305.53, 1,554,340.41 and 617,007.90 is: 851,492.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,305.53 : 1,554,340.41 = 617,007.90 : x
  2. Step 2: Convert to fraction form
    1,126,305.53/1,554,340.41 = 617,007.90/x
  3. Step 3: Cross multiply
    1,126,305.53x = 1,554,340.41 × 617,007.90
  4. Step 4: Simplify right side
    1,126,305.53x = 959,040,312,259.24
  5. Step 5: Solve for x
    x = 959,040,312,259.24/1,126,305.53
  6. Step 6: Final answer
    x = 851,492.15

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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.