Home / 3,478,862.93-4,800,668.72-1,930,108.10

Finding the Fourth Proportional to 3,478,862.93, 4,800,668.72 and 1,930,108.10

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Solution

The fourth proportional to 3,478,862.93, 4,800,668.72 and 1,930,108.10 is: 2,663,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,862.93 : 4,800,668.72 = 1,930,108.10 : x
  2. Step 2: Convert to fraction form
    3,478,862.93/4,800,668.72 = 1,930,108.10/x
  3. Step 3: Cross multiply
    3,478,862.93x = 4,800,668.72 × 1,930,108.10
  4. Step 4: Simplify right side
    3,478,862.93x = 9,265,809,548,234.75
  5. Step 5: Solve for x
    x = 9,265,809,548,234.75/3,478,862.93
  6. Step 6: Final answer
    x = 2,663,459.22

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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.