Home / 1,095,839.30-1,512,263.82-612,412.52

Finding the Fourth Proportional to 1,095,839.30, 1,512,263.82 and 612,412.52

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Solution

The fourth proportional to 1,095,839.30, 1,512,263.82 and 612,412.52 is: 845,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,839.30 : 1,512,263.82 = 612,412.52 : x
  2. Step 2: Convert to fraction form
    1,095,839.30/1,512,263.82 = 612,412.52/x
  3. Step 3: Cross multiply
    1,095,839.30x = 1,512,263.82 × 612,412.52
  4. Step 4: Simplify right side
    1,095,839.30x = 926,129,289,349.71
  5. Step 5: Solve for x
    x = 926,129,289,349.71/1,095,839.30
  6. Step 6: Final answer
    x = 845,132.40

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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.