Home / 1,145,049.58-1,580,217.78-635,752

Finding the Fourth Proportional to 1,145,049.58, 1,580,217.78 and 635,752

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Solution

The fourth proportional to 1,145,049.58, 1,580,217.78 and 635,752 is: 877,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,049.58 : 1,580,217.78 = 635,752 : x
  2. Step 2: Convert to fraction form
    1,145,049.58/1,580,217.78 = 635,752/x
  3. Step 3: Cross multiply
    1,145,049.58x = 1,580,217.78 × 635,752
  4. Step 4: Simplify right side
    1,145,049.58x = 1,004,626,614,070.56
  5. Step 5: Solve for x
    x = 1,004,626,614,070.56/1,145,049.58
  6. Step 6: Final answer
    x = 877,365.17

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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.