Home / 1,025,114.70-1,537,672.05-492,507.30

Finding the Fourth Proportional to 1,025,114.70, 1,537,672.05 and 492,507.30

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Solution

The fourth proportional to 1,025,114.70, 1,537,672.05 and 492,507.30 is: 738,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,114.70 : 1,537,672.05 = 492,507.30 : x
  2. Step 2: Convert to fraction form
    1,025,114.70/1,537,672.05 = 492,507.30/x
  3. Step 3: Cross multiply
    1,025,114.70x = 1,537,672.05 × 492,507.30
  4. Step 4: Simplify right side
    1,025,114.70x = 757,314,709,630.97
  5. Step 5: Solve for x
    x = 757,314,709,630.97/1,025,114.70
  6. Step 6: Final answer
    x = 738,760.95

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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.