Home / 1,025,077.20-1,537,615.80-492,469.80

Finding the Fourth Proportional to 1,025,077.20, 1,537,615.80 and 492,469.80

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Solution

The fourth proportional to 1,025,077.20, 1,537,615.80 and 492,469.80 is: 738,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,077.20 : 1,537,615.80 = 492,469.80 : x
  2. Step 2: Convert to fraction form
    1,025,077.20/1,537,615.80 = 492,469.80/x
  3. Step 3: Cross multiply
    1,025,077.20x = 1,537,615.80 × 492,469.80
  4. Step 4: Simplify right side
    1,025,077.20x = 757,229,345,502.84
  5. Step 5: Solve for x
    x = 757,229,345,502.84/1,025,077.20
  6. Step 6: Final answer
    x = 738,704.70

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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.