Home / 2,732,118.40-4,098,120.16-910,615.20

Finding the Fourth Proportional to 2,732,118.40, 4,098,120.16 and 910,615.20

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Solution

The fourth proportional to 2,732,118.40, 4,098,120.16 and 910,615.20 is: 1,365,903.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732,118.40 : 4,098,120.16 = 910,615.20 : x
  2. Step 2: Convert to fraction form
    2,732,118.40/4,098,120.16 = 910,615.20/x
  3. Step 3: Cross multiply
    2,732,118.40x = 4,098,120.16 × 910,615.20
  4. Step 4: Simplify right side
    2,732,118.40x = 3,731,810,509,122.43
  5. Step 5: Solve for x
    x = 3,731,810,509,122.43/2,732,118.40
  6. Step 6: Final answer
    x = 1,365,903.66

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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.