Home / 2,412,421.40-3,618,632.10-1,466,082.20

Finding the Fourth Proportional to 2,412,421.40, 3,618,632.10 and 1,466,082.20

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Solution

The fourth proportional to 2,412,421.40, 3,618,632.10 and 1,466,082.20 is: 2,199,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,421.40 : 3,618,632.10 = 1,466,082.20 : x
  2. Step 2: Convert to fraction form
    2,412,421.40/3,618,632.10 = 1,466,082.20/x
  3. Step 3: Cross multiply
    2,412,421.40x = 3,618,632.10 × 1,466,082.20
  4. Step 4: Simplify right side
    2,412,421.40x = 5,305,212,110,158.62
  5. Step 5: Solve for x
    x = 5,305,212,110,158.62/2,412,421.40
  6. Step 6: Final answer
    x = 2,199,123.30

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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.