Home / 1,512,000.10-2,268,000.15-914,803.30

Finding the Fourth Proportional to 1,512,000.10, 2,268,000.15 and 914,803.30

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Solution

The fourth proportional to 1,512,000.10, 2,268,000.15 and 914,803.30 is: 1,372,204.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,000.10 : 2,268,000.15 = 914,803.30 : x
  2. Step 2: Convert to fraction form
    1,512,000.10/2,268,000.15 = 914,803.30/x
  3. Step 3: Cross multiply
    1,512,000.10x = 2,268,000.15 × 914,803.30
  4. Step 4: Simplify right side
    1,512,000.10x = 2,074,774,021,620.50
  5. Step 5: Solve for x
    x = 2,074,774,021,620.50/1,512,000.10
  6. Step 6: Final answer
    x = 1,372,204.95

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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.