Home / 3,018,082.60-4,527,123.90-774,220.60

Finding the Fourth Proportional to 3,018,082.60, 4,527,123.90 and 774,220.60

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Solution

The fourth proportional to 3,018,082.60, 4,527,123.90 and 774,220.60 is: 1,161,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,082.60 : 4,527,123.90 = 774,220.60 : x
  2. Step 2: Convert to fraction form
    3,018,082.60/4,527,123.90 = 774,220.60/x
  3. Step 3: Cross multiply
    3,018,082.60x = 4,527,123.90 × 774,220.60
  4. Step 4: Simplify right side
    3,018,082.60x = 3,504,992,582,132.34
  5. Step 5: Solve for x
    x = 3,504,992,582,132.34/3,018,082.60
  6. Step 6: Final answer
    x = 1,161,330.90

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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.