Home / 1,576,413.88-2,364,952.92-511,372.78

Finding the Fourth Proportional to 1,576,413.88, 2,364,952.92 and 511,372.78

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Solution

The fourth proportional to 1,576,413.88, 2,364,952.92 and 511,372.78 is: 767,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,413.88 : 2,364,952.92 = 511,372.78 : x
  2. Step 2: Convert to fraction form
    1,576,413.88/2,364,952.92 = 511,372.78/x
  3. Step 3: Cross multiply
    1,576,413.88x = 2,364,952.92 × 511,372.78
  4. Step 4: Simplify right side
    1,576,413.88x = 1,209,372,549,269.52
  5. Step 5: Solve for x
    x = 1,209,372,549,269.52/1,576,413.88
  6. Step 6: Final answer
    x = 767,166.90

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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.