Home / 1,115,755.52-1,539,683.57-632,326.46

Finding the Fourth Proportional to 1,115,755.52, 1,539,683.57 and 632,326.46

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Solution

The fourth proportional to 1,115,755.52, 1,539,683.57 and 632,326.46 is: 872,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,755.52 : 1,539,683.57 = 632,326.46 : x
  2. Step 2: Convert to fraction form
    1,115,755.52/1,539,683.57 = 632,326.46/x
  3. Step 3: Cross multiply
    1,115,755.52x = 1,539,683.57 × 632,326.46
  4. Step 4: Simplify right side
    1,115,755.52x = 973,582,655,220.66
  5. Step 5: Solve for x
    x = 973,582,655,220.66/1,115,755.52
  6. Step 6: Final answer
    x = 872,577.05

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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.