Home / 1,025,122.20-1,537,683.30-492,514.80

Finding the Fourth Proportional to 1,025,122.20, 1,537,683.30 and 492,514.80

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Solution

The fourth proportional to 1,025,122.20, 1,537,683.30 and 492,514.80 is: 738,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,122.20 : 1,537,683.30 = 492,514.80 : x
  2. Step 2: Convert to fraction form
    1,025,122.20/1,537,683.30 = 492,514.80/x
  3. Step 3: Cross multiply
    1,025,122.20x = 1,537,683.30 × 492,514.80
  4. Step 4: Simplify right side
    1,025,122.20x = 757,331,782,962.84
  5. Step 5: Solve for x
    x = 757,331,782,962.84/1,025,122.20
  6. Step 6: Final answer
    x = 738,772.20

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Double scale
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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.