Home / 6,279,246.40-9,418,869.60-2,490,779.20

Finding the Fourth Proportional to 6,279,246.40, 9,418,869.60 and 2,490,779.20

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Solution

The fourth proportional to 6,279,246.40, 9,418,869.60 and 2,490,779.20 is: 3,736,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279,246.40 : 9,418,869.60 = 2,490,779.20 : x
  2. Step 2: Convert to fraction form
    6,279,246.40/9,418,869.60 = 2,490,779.20/x
  3. Step 3: Cross multiply
    6,279,246.40x = 9,418,869.60 × 2,490,779.20
  4. Step 4: Simplify right side
    6,279,246.40x = 23,460,324,487,192.32
  5. Step 5: Solve for x
    x = 23,460,324,487,192.32/6,279,246.40
  6. Step 6: Final answer
    x = 3,736,168.80

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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.