Home / 4,172,805.72-6,259,208.40-2,278,513.80

Finding the Fourth Proportional to 4,172,805.72, 6,259,208.40 and 2,278,513.80

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Solution

The fourth proportional to 4,172,805.72, 6,259,208.40 and 2,278,513.80 is: 3,417,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172,805.72 : 6,259,208.40 = 2,278,513.80 : x
  2. Step 2: Convert to fraction form
    4,172,805.72/6,259,208.40 = 2,278,513.80/x
  3. Step 3: Cross multiply
    4,172,805.72x = 6,259,208.40 × 2,278,513.80
  4. Step 4: Simplify right side
    4,172,805.72x = 14,261,692,716,475.92
  5. Step 5: Solve for x
    x = 14,261,692,716,475.92/4,172,805.72
  6. Step 6: Final answer
    x = 3,417,770.60

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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.