Home / 5,305,812.13-7,960,400.87-1,894,023.89

Finding the Fourth Proportional to 5,305,812.13, 7,960,400.87 and 1,894,023.89

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Solution

The fourth proportional to 5,305,812.13, 7,960,400.87 and 1,894,023.89 is: 2,841,636.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,812.13 : 7,960,400.87 = 1,894,023.89 : x
  2. Step 2: Convert to fraction form
    5,305,812.13/7,960,400.87 = 1,894,023.89/x
  3. Step 3: Cross multiply
    5,305,812.13x = 7,960,400.87 × 1,894,023.89
  4. Step 4: Simplify right side
    5,305,812.13x = 15,077,189,372,484.66
  5. Step 5: Solve for x
    x = 15,077,189,372,484.66/5,305,812.13
  6. Step 6: Final answer
    x = 2,841,636.49

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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.