Home / 1,833,228.34-2,749,947.59-485,355.92

Finding the Fourth Proportional to 1,833,228.34, 2,749,947.59 and 485,355.92

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Solution

The fourth proportional to 1,833,228.34, 2,749,947.59 and 485,355.92 is: 728,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,228.34 : 2,749,947.59 = 485,355.92 : x
  2. Step 2: Convert to fraction form
    1,833,228.34/2,749,947.59 = 485,355.92/x
  3. Step 3: Cross multiply
    1,833,228.34x = 2,749,947.59 × 485,355.92
  4. Step 4: Simplify right side
    1,833,228.34x = 1,334,703,345,428.34
  5. Step 5: Solve for x
    x = 1,334,703,345,428.34/1,833,228.34
  6. Step 6: Final answer
    x = 728,061.70

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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.