Home / 1,115,308.39-1,539,139.59-606,019.27

Finding the Fourth Proportional to 1,115,308.39, 1,539,139.59 and 606,019.27

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Solution

The fourth proportional to 1,115,308.39, 1,539,139.59 and 606,019.27 is: 836,314.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,308.39 : 1,539,139.59 = 606,019.27 : x
  2. Step 2: Convert to fraction form
    1,115,308.39/1,539,139.59 = 606,019.27/x
  3. Step 3: Cross multiply
    1,115,308.39x = 1,539,139.59 × 606,019.27
  4. Step 4: Simplify right side
    1,115,308.39x = 932,748,250,759.90
  5. Step 5: Solve for x
    x = 932,748,250,759.90/1,115,308.39
  6. Step 6: Final answer
    x = 836,314.21

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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.