Home / 1,337,320.77-2,005,974.24-326,448.06

Finding the Fourth Proportional to 1,337,320.77, 2,005,974.24 and 326,448.06

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Solution

The fourth proportional to 1,337,320.77, 2,005,974.24 and 326,448.06 is: 489,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,320.77 : 2,005,974.24 = 326,448.06 : x
  2. Step 2: Convert to fraction form
    1,337,320.77/2,005,974.24 = 326,448.06/x
  3. Step 3: Cross multiply
    1,337,320.77x = 2,005,974.24 × 326,448.06
  4. Step 4: Simplify right side
    1,337,320.77x = 654,846,399,057.97
  5. Step 5: Solve for x
    x = 654,846,399,057.97/1,337,320.77
  6. Step 6: Final answer
    x = 489,670.40

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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.