Home / 1,115,345.46-1,539,186.12-606,047.88

Finding the Fourth Proportional to 1,115,345.46, 1,539,186.12 and 606,047.88

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Solution

The fourth proportional to 1,115,345.46, 1,539,186.12 and 606,047.88 is: 836,351.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,345.46 : 1,539,186.12 = 606,047.88 : x
  2. Step 2: Convert to fraction form
    1,115,345.46/1,539,186.12 = 606,047.88/x
  3. Step 3: Cross multiply
    1,115,345.46x = 1,539,186.12 × 606,047.88
  4. Step 4: Simplify right side
    1,115,345.46x = 932,820,484,951.43
  5. Step 5: Solve for x
    x = 932,820,484,951.43/1,115,345.46
  6. Step 6: Final answer
    x = 836,351.17

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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.