Home / 5,976,000-8,964,077.76-1,986,912

Finding the Fourth Proportional to 5,976,000, 8,964,077.76 and 1,986,912

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Solution

The fourth proportional to 5,976,000, 8,964,077.76 and 1,986,912 is: 2,980,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976,000 : 8,964,077.76 = 1,986,912 : x
  2. Step 2: Convert to fraction form
    5,976,000/8,964,077.76 = 1,986,912/x
  3. Step 3: Cross multiply
    5,976,000x = 8,964,077.76 × 1,986,912
  4. Step 4: Simplify right side
    5,976,000x = 17,810,833,670,277.12
  5. Step 5: Solve for x
    x = 17,810,833,670,277.12/5,976,000
  6. Step 6: Final answer
    x = 2,980,393.85

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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.