Home / 1,126,880.10-1,555,085.61-617,581.26

Finding the Fourth Proportional to 1,126,880.10, 1,555,085.61 and 617,581.26

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Solution

The fourth proportional to 1,126,880.10, 1,555,085.61 and 617,581.26 is: 852,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,880.10 : 1,555,085.61 = 617,581.26 : x
  2. Step 2: Convert to fraction form
    1,126,880.10/1,555,085.61 = 617,581.26/x
  3. Step 3: Cross multiply
    1,126,880.10x = 1,555,085.61 × 617,581.26
  4. Step 4: Simplify right side
    1,126,880.10x = 960,391,730,431.67
  5. Step 5: Solve for x
    x = 960,391,730,431.67/1,126,880.10
  6. Step 6: Final answer
    x = 852,257.25

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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.