Home / 1,836,487.81-2,754,728.07-488,650.34

Finding the Fourth Proportional to 1,836,487.81, 2,754,728.07 and 488,650.34

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Solution

The fourth proportional to 1,836,487.81, 2,754,728.07 and 488,650.34 is: 732,974.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,487.81 : 2,754,728.07 = 488,650.34 : x
  2. Step 2: Convert to fraction form
    1,836,487.81/2,754,728.07 = 488,650.34/x
  3. Step 3: Cross multiply
    1,836,487.81x = 2,754,728.07 × 488,650.34
  4. Step 4: Simplify right side
    1,836,487.81x = 1,346,098,808,013.04
  5. Step 5: Solve for x
    x = 1,346,098,808,013.04/1,836,487.81
  6. Step 6: Final answer
    x = 732,974.54

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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.