Home / 1,836,086.40-2,754,129.60-488,246.40

Finding the Fourth Proportional to 1,836,086.40, 2,754,129.60 and 488,246.40

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Solution

The fourth proportional to 1,836,086.40, 2,754,129.60 and 488,246.40 is: 732,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,086.40 : 2,754,129.60 = 488,246.40 : x
  2. Step 2: Convert to fraction form
    1,836,086.40/2,754,129.60 = 488,246.40/x
  3. Step 3: Cross multiply
    1,836,086.40x = 2,754,129.60 × 488,246.40
  4. Step 4: Simplify right side
    1,836,086.40x = 1,344,693,862,333.44
  5. Step 5: Solve for x
    x = 1,344,693,862,333.44/1,836,086.40
  6. Step 6: Final answer
    x = 732,369.60

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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.