Home / 3,930,870.54-5,896,473.48-1,372,342.98

Finding the Fourth Proportional to 3,930,870.54, 5,896,473.48 and 1,372,342.98

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Solution

The fourth proportional to 3,930,870.54, 5,896,473.48 and 1,372,342.98 is: 2,058,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930,870.54 : 5,896,473.48 = 1,372,342.98 : x
  2. Step 2: Convert to fraction form
    3,930,870.54/5,896,473.48 = 1,372,342.98/x
  3. Step 3: Cross multiply
    3,930,870.54x = 5,896,473.48 × 1,372,342.98
  4. Step 4: Simplify right side
    3,930,870.54x = 8,091,983,987,034.17
  5. Step 5: Solve for x
    x = 8,091,983,987,034.17/3,930,870.54
  6. Step 6: Final answer
    x = 2,058,573.01

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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.