Home / 1,216,591.59-1,824,991.19-318,031.89

Finding the Fourth Proportional to 1,216,591.59, 1,824,991.19 and 318,031.89

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Solution

The fourth proportional to 1,216,591.59, 1,824,991.19 and 318,031.89 is: 477,074.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,591.59 : 1,824,991.19 = 318,031.89 : x
  2. Step 2: Convert to fraction form
    1,216,591.59/1,824,991.19 = 318,031.89/x
  3. Step 3: Cross multiply
    1,216,591.59x = 1,824,991.19 × 318,031.89
  4. Step 4: Simplify right side
    1,216,591.59x = 580,405,395,798.89
  5. Step 5: Solve for x
    x = 580,405,395,798.89/1,216,591.59
  6. Step 6: Final answer
    x = 477,074.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.