Home / 3,888,060.20-5,827,424.70-1,993,826.60

Finding the Fourth Proportional to 3,888,060.20, 5,827,424.70 and 1,993,826.60

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Solution

The fourth proportional to 3,888,060.20, 5,827,424.70 and 1,993,826.60 is: 2,988,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,060.20 : 5,827,424.70 = 1,993,826.60 : x
  2. Step 2: Convert to fraction form
    3,888,060.20/5,827,424.70 = 1,993,826.60/x
  3. Step 3: Cross multiply
    3,888,060.20x = 5,827,424.70 × 1,993,826.60
  4. Step 4: Simplify right side
    3,888,060.20x = 11,618,874,376,357.02
  5. Step 5: Solve for x
    x = 11,618,874,376,357.02/3,888,060.20
  6. Step 6: Final answer
    x = 2,988,347.35

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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.