Home / 1,125,225.15-1,552,829.18-635,220.51

Finding the Fourth Proportional to 1,125,225.15, 1,552,829.18 and 635,220.51

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Solution

The fourth proportional to 1,125,225.15, 1,552,829.18 and 635,220.51 is: 876,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,225.15 : 1,552,829.18 = 635,220.51 : x
  2. Step 2: Convert to fraction form
    1,125,225.15/1,552,829.18 = 635,220.51/x
  3. Step 3: Cross multiply
    1,125,225.15x = 1,552,829.18 × 635,220.51
  4. Step 4: Simplify right side
    1,125,225.15x = 986,388,940,486.38
  5. Step 5: Solve for x
    x = 986,388,940,486.38/1,125,225.15
  6. Step 6: Final answer
    x = 876,614.73

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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.