Home / 3,226,595.78-4,839,860.64-830,431.10

Finding the Fourth Proportional to 3,226,595.78, 4,839,860.64 and 830,431.10

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Solution

The fourth proportional to 3,226,595.78, 4,839,860.64 and 830,431.10 is: 1,245,638.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226,595.78 : 4,839,860.64 = 830,431.10 : x
  2. Step 2: Convert to fraction form
    3,226,595.78/4,839,860.64 = 830,431.10/x
  3. Step 3: Cross multiply
    3,226,595.78x = 4,839,860.64 × 830,431.10
  4. Step 4: Simplify right side
    3,226,595.78x = 4,019,170,810,335.67
  5. Step 5: Solve for x
    x = 4,019,170,810,335.67/3,226,595.78
  6. Step 6: Final answer
    x = 1,245,638.15

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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.