Home / 1,410,116.18-2,115,524.18-661,287.38

Finding the Fourth Proportional to 1,410,116.18, 2,115,524.18 and 661,287.38

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Solution

The fourth proportional to 1,410,116.18, 2,115,524.18 and 661,287.38 is: 992,095.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,116.18 : 2,115,524.18 = 661,287.38 : x
  2. Step 2: Convert to fraction form
    1,410,116.18/2,115,524.18 = 661,287.38/x
  3. Step 3: Cross multiply
    1,410,116.18x = 2,115,524.18 × 661,287.38
  4. Step 4: Simplify right side
    1,410,116.18x = 1,398,969,433,394.45
  5. Step 5: Solve for x
    x = 1,398,969,433,394.45/1,410,116.18
  6. Step 6: Final answer
    x = 992,095.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.