Home / 2,672,300.40-4,008,450.60-779,233.20

Finding the Fourth Proportional to 2,672,300.40, 4,008,450.60 and 779,233.20

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Solution

The fourth proportional to 2,672,300.40, 4,008,450.60 and 779,233.20 is: 1,168,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,300.40 : 4,008,450.60 = 779,233.20 : x
  2. Step 2: Convert to fraction form
    2,672,300.40/4,008,450.60 = 779,233.20/x
  3. Step 3: Cross multiply
    2,672,300.40x = 4,008,450.60 × 779,233.20
  4. Step 4: Simplify right side
    2,672,300.40x = 3,123,517,788,079.92
  5. Step 5: Solve for x
    x = 3,123,517,788,079.92/2,672,300.40
  6. Step 6: Final answer
    x = 1,168,849.80

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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.