Home / 1,107,167.14-1,528,003.52-677,731.06

Finding the Fourth Proportional to 1,107,167.14, 1,528,003.52 and 677,731.06

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Solution

The fourth proportional to 1,107,167.14, 1,528,003.52 and 677,731.06 is: 935,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,167.14 : 1,528,003.52 = 677,731.06 : x
  2. Step 2: Convert to fraction form
    1,107,167.14/1,528,003.52 = 677,731.06/x
  3. Step 3: Cross multiply
    1,107,167.14x = 1,528,003.52 × 677,731.06
  4. Step 4: Simplify right side
    1,107,167.14x = 1,035,575,441,904.68
  5. Step 5: Solve for x
    x = 1,035,575,441,904.68/1,107,167.14
  6. Step 6: Final answer
    x = 935,337.95

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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.