Home / 2,986,610.40-4,479,915.60-2,613,362.40

Finding the Fourth Proportional to 2,986,610.40, 4,479,915.60 and 2,613,362.40

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Solution

The fourth proportional to 2,986,610.40, 4,479,915.60 and 2,613,362.40 is: 3,920,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,610.40 : 4,479,915.60 = 2,613,362.40 : x
  2. Step 2: Convert to fraction form
    2,986,610.40/4,479,915.60 = 2,613,362.40/x
  3. Step 3: Cross multiply
    2,986,610.40x = 4,479,915.60 × 2,613,362.40
  4. Step 4: Simplify right side
    2,986,610.40x = 11,707,642,984,213.44
  5. Step 5: Solve for x
    x = 11,707,642,984,213.44/2,986,610.40
  6. Step 6: Final answer
    x = 3,920,043.60

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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.