Home / 914,210.20-1,260,985.69-627,232.06

Finding the Fourth Proportional to 914,210.20, 1,260,985.69 and 627,232.06

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Solution

The fourth proportional to 914,210.20, 1,260,985.69 and 627,232.06 is: 865,151.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,210.20 : 1,260,985.69 = 627,232.06 : x
  2. Step 2: Convert to fraction form
    914,210.20/1,260,985.69 = 627,232.06/x
  3. Step 3: Cross multiply
    914,210.20x = 1,260,985.69 × 627,232.06
  4. Step 4: Simplify right side
    914,210.20x = 790,930,651,969.22
  5. Step 5: Solve for x
    x = 790,930,651,969.22/914,210.20
  6. Step 6: Final answer
    x = 865,151.86

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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.