Home / 1,126,877.10-1,555,081.47-617,578.26

Finding the Fourth Proportional to 1,126,877.10, 1,555,081.47 and 617,578.26

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Solution

The fourth proportional to 1,126,877.10, 1,555,081.47 and 617,578.26 is: 852,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,877.10 : 1,555,081.47 = 617,578.26 : x
  2. Step 2: Convert to fraction form
    1,126,877.10/1,555,081.47 = 617,578.26/x
  3. Step 3: Cross multiply
    1,126,877.10x = 1,555,081.47 × 617,578.26
  4. Step 4: Simplify right side
    1,126,877.10x = 960,384,508,400.84
  5. Step 5: Solve for x
    x = 960,384,508,400.84/1,126,877.10
  6. Step 6: Final answer
    x = 852,253.11

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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.