Home / 1,119,328.74-1,544,678.82-635,920.43

Finding the Fourth Proportional to 1,119,328.74, 1,544,678.82 and 635,920.43

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Solution

The fourth proportional to 1,119,328.74, 1,544,678.82 and 635,920.43 is: 877,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,328.74 : 1,544,678.82 = 635,920.43 : x
  2. Step 2: Convert to fraction form
    1,119,328.74/1,544,678.82 = 635,920.43/x
  3. Step 3: Cross multiply
    1,119,328.74x = 1,544,678.82 × 635,920.43
  4. Step 4: Simplify right side
    1,119,328.74x = 982,292,811,702.90
  5. Step 5: Solve for x
    x = 982,292,811,702.90/1,119,328.74
  6. Step 6: Final answer
    x = 877,573.12

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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.