Home / 2,730,518.54-4,094,469.09-1,290,002.79

Finding the Fourth Proportional to 2,730,518.54, 4,094,469.09 and 1,290,002.79

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Solution

The fourth proportional to 2,730,518.54, 4,094,469.09 and 1,290,002.79 is: 1,934,385.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730,518.54 : 4,094,469.09 = 1,290,002.79 : x
  2. Step 2: Convert to fraction form
    2,730,518.54/4,094,469.09 = 1,290,002.79/x
  3. Step 3: Cross multiply
    2,730,518.54x = 4,094,469.09 × 1,290,002.79
  4. Step 4: Simplify right side
    2,730,518.54x = 5,281,876,549,668.76
  5. Step 5: Solve for x
    x = 5,281,876,549,668.76/2,730,518.54
  6. Step 6: Final answer
    x = 1,934,385.89

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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.