Home / 2,318,008.40-3,477,012.60-2,187,371.60

Finding the Fourth Proportional to 2,318,008.40, 3,477,012.60 and 2,187,371.60

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Solution

The fourth proportional to 2,318,008.40, 3,477,012.60 and 2,187,371.60 is: 3,281,057.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,008.40 : 3,477,012.60 = 2,187,371.60 : x
  2. Step 2: Convert to fraction form
    2,318,008.40/3,477,012.60 = 2,187,371.60/x
  3. Step 3: Cross multiply
    2,318,008.40x = 3,477,012.60 × 2,187,371.60
  4. Step 4: Simplify right side
    2,318,008.40x = 7,605,518,614,082.16
  5. Step 5: Solve for x
    x = 7,605,518,614,082.16/2,318,008.40
  6. Step 6: Final answer
    x = 3,281,057.40

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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.