Home / 1,115,363.39-1,539,210.70-606,065.76

Finding the Fourth Proportional to 1,115,363.39, 1,539,210.70 and 606,065.76

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Solution

The fourth proportional to 1,115,363.39, 1,539,210.70 and 606,065.76 is: 836,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,363.39 : 1,539,210.70 = 606,065.76 : x
  2. Step 2: Convert to fraction form
    1,115,363.39/1,539,210.70 = 606,065.76/x
  3. Step 3: Cross multiply
    1,115,363.39x = 1,539,210.70 × 606,065.76
  4. Step 4: Simplify right side
    1,115,363.39x = 932,862,902,695.63
  5. Step 5: Solve for x
    x = 932,862,902,695.63/1,115,363.39
  6. Step 6: Final answer
    x = 836,375.76

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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.