Home / 1,833,228.03-2,749,947.13-485,355.61

Finding the Fourth Proportional to 1,833,228.03, 2,749,947.13 and 485,355.61

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Solution

The fourth proportional to 1,833,228.03, 2,749,947.13 and 485,355.61 is: 728,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,228.03 : 2,749,947.13 = 485,355.61 : x
  2. Step 2: Convert to fraction form
    1,833,228.03/2,749,947.13 = 485,355.61/x
  3. Step 3: Cross multiply
    1,833,228.03x = 2,749,947.13 × 485,355.61
  4. Step 4: Simplify right side
    1,833,228.03x = 1,334,702,250,572.39
  5. Step 5: Solve for x
    x = 1,334,702,250,572.39/1,833,228.03
  6. Step 6: Final answer
    x = 728,061.23

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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.