Home / 2,279,461.20-3,144,668.04-1,373,528.40

Finding the Fourth Proportional to 2,279,461.20, 3,144,668.04 and 1,373,528.40

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Solution

The fourth proportional to 2,279,461.20, 3,144,668.04 and 1,373,528.40 is: 1,894,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,461.20 : 3,144,668.04 = 1,373,528.40 : x
  2. Step 2: Convert to fraction form
    2,279,461.20/3,144,668.04 = 1,373,528.40/x
  3. Step 3: Cross multiply
    2,279,461.20x = 3,144,668.04 × 1,373,528.40
  4. Step 4: Simplify right side
    2,279,461.20x = 4,319,290,861,512.34
  5. Step 5: Solve for x
    x = 4,319,290,861,512.34/2,279,461.20
  6. Step 6: Final answer
    x = 1,894,873.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.