Home / 2,145,025.68-3,217,534.80-547,588.56

Finding the Fourth Proportional to 2,145,025.68, 3,217,534.80 and 547,588.56

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Solution

The fourth proportional to 2,145,025.68, 3,217,534.80 and 547,588.56 is: 821,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,025.68 : 3,217,534.80 = 547,588.56 : x
  2. Step 2: Convert to fraction form
    2,145,025.68/3,217,534.80 = 547,588.56/x
  3. Step 3: Cross multiply
    2,145,025.68x = 3,217,534.80 × 547,588.56
  4. Step 4: Simplify right side
    2,145,025.68x = 1,761,885,247,881.89
  5. Step 5: Solve for x
    x = 1,761,885,247,881.89/2,145,025.68
  6. Step 6: Final answer
    x = 821,381.89

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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.