Home / 2,915,999.40-4,373,999.10-894,555.30

Finding the Fourth Proportional to 2,915,999.40, 4,373,999.10 and 894,555.30

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Solution

The fourth proportional to 2,915,999.40, 4,373,999.10 and 894,555.30 is: 1,341,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,999.40 : 4,373,999.10 = 894,555.30 : x
  2. Step 2: Convert to fraction form
    2,915,999.40/4,373,999.10 = 894,555.30/x
  3. Step 3: Cross multiply
    2,915,999.40x = 4,373,999.10 × 894,555.30
  4. Step 4: Simplify right side
    2,915,999.40x = 3,912,784,077,100.23
  5. Step 5: Solve for x
    x = 3,912,784,077,100.23/2,915,999.40
  6. Step 6: Final answer
    x = 1,341,832.95

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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.