Home / 1,521,844.50-2,282,228.34-442,132.48

Finding the Fourth Proportional to 1,521,844.50, 2,282,228.34 and 442,132.48

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Solution

The fourth proportional to 1,521,844.50, 2,282,228.34 and 442,132.48 is: 663,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,844.50 : 2,282,228.34 = 442,132.48 : x
  2. Step 2: Convert to fraction form
    1,521,844.50/2,282,228.34 = 442,132.48/x
  3. Step 3: Cross multiply
    1,521,844.50x = 2,282,228.34 × 442,132.48
  4. Step 4: Simplify right side
    1,521,844.50x = 1,009,047,275,890.48
  5. Step 5: Solve for x
    x = 1,009,047,275,890.48/1,521,844.50
  6. Step 6: Final answer
    x = 663,042.30

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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.