Home / 4,001,335.75-5,521,981.89-2,190,499.75

Finding the Fourth Proportional to 4,001,335.75, 5,521,981.89 and 2,190,499.75

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Solution

The fourth proportional to 4,001,335.75, 5,521,981.89 and 2,190,499.75 is: 3,022,965.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,335.75 : 5,521,981.89 = 2,190,499.75 : x
  2. Step 2: Convert to fraction form
    4,001,335.75/5,521,981.89 = 2,190,499.75/x
  3. Step 3: Cross multiply
    4,001,335.75x = 5,521,981.89 × 2,190,499.75
  4. Step 4: Simplify right side
    4,001,335.75x = 12,095,899,949,549.53
  5. Step 5: Solve for x
    x = 12,095,899,949,549.53/4,001,335.75
  6. Step 6: Final answer
    x = 3,022,965.51

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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.