Home / 3,019,294.03-4,166,658.81-1,642,645.57

Finding the Fourth Proportional to 3,019,294.03, 4,166,658.81 and 1,642,645.57

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Solution

The fourth proportional to 3,019,294.03, 4,166,658.81 and 1,642,645.57 is: 2,266,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,294.03 : 4,166,658.81 = 1,642,645.57 : x
  2. Step 2: Convert to fraction form
    3,019,294.03/4,166,658.81 = 1,642,645.57/x
  3. Step 3: Cross multiply
    3,019,294.03x = 4,166,658.81 × 1,642,645.57
  4. Step 4: Simplify right side
    3,019,294.03x = 6,844,343,635,947.97
  5. Step 5: Solve for x
    x = 6,844,343,635,947.97/3,019,294.03
  6. Step 6: Final answer
    x = 2,266,868.87

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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.