Home / 3,838,899.09-5,295,247.52-2,919,111.69

Finding the Fourth Proportional to 3,838,899.09, 5,295,247.52 and 2,919,111.69

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Solution

The fourth proportional to 3,838,899.09, 5,295,247.52 and 2,919,111.69 is: 4,026,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,899.09 : 5,295,247.52 = 2,919,111.69 : x
  2. Step 2: Convert to fraction form
    3,838,899.09/5,295,247.52 = 2,919,111.69/x
  3. Step 3: Cross multiply
    3,838,899.09x = 5,295,247.52 × 2,919,111.69
  4. Step 4: Simplify right side
    3,838,899.09x = 15,457,418,922,479.95
  5. Step 5: Solve for x
    x = 15,457,418,922,479.95/3,838,899.09
  6. Step 6: Final answer
    x = 4,026,523.90

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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.