Home / 4,876,174.89-6,729,171.80-2,942,061.75

Finding the Fourth Proportional to 4,876,174.89, 6,729,171.80 and 2,942,061.75

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Solution

The fourth proportional to 4,876,174.89, 6,729,171.80 and 2,942,061.75 is: 4,060,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876,174.89 : 6,729,171.80 = 2,942,061.75 : x
  2. Step 2: Convert to fraction form
    4,876,174.89/6,729,171.80 = 2,942,061.75/x
  3. Step 3: Cross multiply
    4,876,174.89x = 6,729,171.80 × 2,942,061.75
  4. Step 4: Simplify right side
    4,876,174.89x = 19,797,638,947,248.34
  5. Step 5: Solve for x
    x = 19,797,638,947,248.34/4,876,174.89
  6. Step 6: Final answer
    x = 4,060,075.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.