Home / 2,104,210.89-3,156,784.10-981,667.53

Finding the Fourth Proportional to 2,104,210.89, 3,156,784.10 and 981,667.53

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Solution

The fourth proportional to 2,104,210.89, 3,156,784.10 and 981,667.53 is: 1,472,719.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,210.89 : 3,156,784.10 = 981,667.53 : x
  2. Step 2: Convert to fraction form
    2,104,210.89/3,156,784.10 = 981,667.53/x
  3. Step 3: Cross multiply
    2,104,210.89x = 3,156,784.10 × 981,667.53
  4. Step 4: Simplify right side
    2,104,210.89x = 3,098,912,450,190.27
  5. Step 5: Solve for x
    x = 3,098,912,450,190.27/2,104,210.89
  6. Step 6: Final answer
    x = 1,472,719.52

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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.