Home / 1,492,648.20-2,238,972.30-546,114.60

Finding the Fourth Proportional to 1,492,648.20, 2,238,972.30 and 546,114.60

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Solution

The fourth proportional to 1,492,648.20, 2,238,972.30 and 546,114.60 is: 819,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,648.20 : 2,238,972.30 = 546,114.60 : x
  2. Step 2: Convert to fraction form
    1,492,648.20/2,238,972.30 = 546,114.60/x
  3. Step 3: Cross multiply
    1,492,648.20x = 2,238,972.30 × 546,114.60
  4. Step 4: Simplify right side
    1,492,648.20x = 1,222,735,462,025.58
  5. Step 5: Solve for x
    x = 1,222,735,462,025.58/1,492,648.20
  6. Step 6: Final answer
    x = 819,171.90

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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.