Home / 3,427,296.54-4,729,669.22-1,899,502.08

Finding the Fourth Proportional to 3,427,296.54, 4,729,669.22 and 1,899,502.08

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Solution

The fourth proportional to 3,427,296.54, 4,729,669.22 and 1,899,502.08 is: 2,621,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,296.54 : 4,729,669.22 = 1,899,502.08 : x
  2. Step 2: Convert to fraction form
    3,427,296.54/4,729,669.22 = 1,899,502.08/x
  3. Step 3: Cross multiply
    3,427,296.54x = 4,729,669.22 × 1,899,502.08
  4. Step 4: Simplify right side
    3,427,296.54x = 8,984,016,521,101.98
  5. Step 5: Solve for x
    x = 8,984,016,521,101.98/3,427,296.54
  6. Step 6: Final answer
    x = 2,621,312.87

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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.