Home / 3,391,103.76-4,678,565.76-2,101,473.60

Finding the Fourth Proportional to 3,391,103.76, 4,678,565.76 and 2,101,473.60

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Solution

The fourth proportional to 3,391,103.76, 4,678,565.76 and 2,101,473.60 is: 2,899,316.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,103.76 : 4,678,565.76 = 2,101,473.60 : x
  2. Step 2: Convert to fraction form
    3,391,103.76/4,678,565.76 = 2,101,473.60/x
  3. Step 3: Cross multiply
    3,391,103.76x = 4,678,565.76 × 2,101,473.60
  4. Step 4: Simplify right side
    3,391,103.76x = 9,831,882,430,503.94
  5. Step 5: Solve for x
    x = 9,831,882,430,503.94/3,391,103.76
  6. Step 6: Final answer
    x = 2,899,316.31

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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.