Home / 1,077,200.88-1,486,519.20-587,176.80

Finding the Fourth Proportional to 1,077,200.88, 1,486,519.20 and 587,176.80

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Solution

The fourth proportional to 1,077,200.88, 1,486,519.20 and 587,176.80 is: 810,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,200.88 : 1,486,519.20 = 587,176.80 : x
  2. Step 2: Convert to fraction form
    1,077,200.88/1,486,519.20 = 587,176.80/x
  3. Step 3: Cross multiply
    1,077,200.88x = 1,486,519.20 × 587,176.80
  4. Step 4: Simplify right side
    1,077,200.88x = 872,849,586,994.56
  5. Step 5: Solve for x
    x = 872,849,586,994.56/1,077,200.88
  6. Step 6: Final answer
    x = 810,294.16

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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.