Home / 3,828,553.30-5,740,710.74-1,520,708.45

Finding the Fourth Proportional to 3,828,553.30, 5,740,710.74 and 1,520,708.45

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Solution

The fourth proportional to 3,828,553.30, 5,740,710.74 and 1,520,708.45 is: 2,280,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,553.30 : 5,740,710.74 = 1,520,708.45 : x
  2. Step 2: Convert to fraction form
    3,828,553.30/5,740,710.74 = 1,520,708.45/x
  3. Step 3: Cross multiply
    3,828,553.30x = 5,740,710.74 × 1,520,708.45
  4. Step 4: Simplify right side
    3,828,553.30x = 8,729,947,300,719.31
  5. Step 5: Solve for x
    x = 8,729,947,300,719.31/3,828,553.30
  6. Step 6: Final answer
    x = 2,280,220.91

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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.