Home / 5,327,486.40-7,992,007.20-1,732,641.60

Finding the Fourth Proportional to 5,327,486.40, 7,992,007.20 and 1,732,641.60

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Solution

The fourth proportional to 5,327,486.40, 7,992,007.20 and 1,732,641.60 is: 2,599,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,486.40 : 7,992,007.20 = 1,732,641.60 : x
  2. Step 2: Convert to fraction form
    5,327,486.40/7,992,007.20 = 1,732,641.60/x
  3. Step 3: Cross multiply
    5,327,486.40x = 7,992,007.20 × 1,732,641.60
  4. Step 4: Simplify right side
    5,327,486.40x = 13,847,284,142,219.52
  5. Step 5: Solve for x
    x = 13,847,284,142,219.52/5,327,486.40
  6. Step 6: Final answer
    x = 2,599,215.30

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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.