Home / 1,919,846.72-2,879,770.08-737,065.28

Finding the Fourth Proportional to 1,919,846.72, 2,879,770.08 and 737,065.28

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Solution

The fourth proportional to 1,919,846.72, 2,879,770.08 and 737,065.28 is: 1,105,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,846.72 : 2,879,770.08 = 737,065.28 : x
  2. Step 2: Convert to fraction form
    1,919,846.72/2,879,770.08 = 737,065.28/x
  3. Step 3: Cross multiply
    1,919,846.72x = 2,879,770.08 × 737,065.28
  4. Step 4: Simplify right side
    1,919,846.72x = 2,122,578,540,350.82
  5. Step 5: Solve for x
    x = 2,122,578,540,350.82/1,919,846.72
  6. Step 6: Final answer
    x = 1,105,597.92

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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.