Home / 1,542,406.20-2,312,751.06-477,151.80

Finding the Fourth Proportional to 1,542,406.20, 2,312,751.06 and 477,151.80

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Solution

The fourth proportional to 1,542,406.20, 2,312,751.06 and 477,151.80 is: 715,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,406.20 : 2,312,751.06 = 477,151.80 : x
  2. Step 2: Convert to fraction form
    1,542,406.20/2,312,751.06 = 477,151.80/x
  3. Step 3: Cross multiply
    1,542,406.20x = 2,312,751.06 × 477,151.80
  4. Step 4: Simplify right side
    1,542,406.20x = 1,103,533,331,230.91
  5. Step 5: Solve for x
    x = 1,103,533,331,230.91/1,542,406.20
  6. Step 6: Final answer
    x = 715,462.20

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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.