Home / 807,992.66-1,117,045.41-606,438.74

Finding the Fourth Proportional to 807,992.66, 1,117,045.41 and 606,438.74

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Solution

The fourth proportional to 807,992.66, 1,117,045.41 and 606,438.74 is: 838,398.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,992.66 : 1,117,045.41 = 606,438.74 : x
  2. Step 2: Convert to fraction form
    807,992.66/1,117,045.41 = 606,438.74/x
  3. Step 3: Cross multiply
    807,992.66x = 1,117,045.41 × 606,438.74
  4. Step 4: Simplify right side
    807,992.66x = 677,419,610,963.18
  5. Step 5: Solve for x
    x = 677,419,610,963.18/807,992.66
  6. Step 6: Final answer
    x = 838,398.22

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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.