Home / 2,113,903.31-3,170,827.28-516,480.23

Finding the Fourth Proportional to 2,113,903.31, 3,170,827.28 and 516,480.23

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Solution

The fourth proportional to 2,113,903.31, 3,170,827.28 and 516,480.23 is: 774,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,903.31 : 3,170,827.28 = 516,480.23 : x
  2. Step 2: Convert to fraction form
    2,113,903.31/3,170,827.28 = 516,480.23/x
  3. Step 3: Cross multiply
    2,113,903.31x = 3,170,827.28 × 516,480.23
  4. Step 4: Simplify right side
    2,113,903.31x = 1,637,669,612,082.94
  5. Step 5: Solve for x
    x = 1,637,669,612,082.94/2,113,903.31
  6. Step 6: Final answer
    x = 774,713.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.