Home / 5,372,605.40-8,058,908.10-1,586,082.20

Finding the Fourth Proportional to 5,372,605.40, 8,058,908.10 and 1,586,082.20

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Solution

The fourth proportional to 5,372,605.40, 8,058,908.10 and 1,586,082.20 is: 2,379,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372,605.40 : 8,058,908.10 = 1,586,082.20 : x
  2. Step 2: Convert to fraction form
    5,372,605.40/8,058,908.10 = 1,586,082.20/x
  3. Step 3: Cross multiply
    5,372,605.40x = 8,058,908.10 × 1,586,082.20
  4. Step 4: Simplify right side
    5,372,605.40x = 12,782,090,688,845.82
  5. Step 5: Solve for x
    x = 12,782,090,688,845.82/5,372,605.40
  6. Step 6: Final answer
    x = 2,379,123.30

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Similar ratio
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1.5x scale

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.