Home / 1,576,021.20-2,363,340.60-629,077.20

Finding the Fourth Proportional to 1,576,021.20, 2,363,340.60 and 629,077.20

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Solution

The fourth proportional to 1,576,021.20, 2,363,340.60 and 629,077.20 is: 943,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,021.20 : 2,363,340.60 = 629,077.20 : x
  2. Step 2: Convert to fraction form
    1,576,021.20/2,363,340.60 = 629,077.20/x
  3. Step 3: Cross multiply
    1,576,021.20x = 2,363,340.60 × 629,077.20
  4. Step 4: Simplify right side
    1,576,021.20x = 1,486,723,687,294.32
  5. Step 5: Solve for x
    x = 1,486,723,687,294.32/1,576,021.20
  6. Step 6: Final answer
    x = 943,339.90

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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.