Home / 1,836,272.40-2,754,408.60-488,432.40

Finding the Fourth Proportional to 1,836,272.40, 2,754,408.60 and 488,432.40

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Solution

The fourth proportional to 1,836,272.40, 2,754,408.60 and 488,432.40 is: 732,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,272.40 : 2,754,408.60 = 488,432.40 : x
  2. Step 2: Convert to fraction form
    1,836,272.40/2,754,408.60 = 488,432.40/x
  3. Step 3: Cross multiply
    1,836,272.40x = 2,754,408.60 × 488,432.40
  4. Step 4: Simplify right side
    1,836,272.40x = 1,345,342,403,078.64
  5. Step 5: Solve for x
    x = 1,345,342,403,078.64/1,836,272.40
  6. Step 6: Final answer
    x = 732,648.60

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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.