Home / 3,114,464.40-4,671,696.60-1,431,567.90

Finding the Fourth Proportional to 3,114,464.40, 4,671,696.60 and 1,431,567.90

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Solution

The fourth proportional to 3,114,464.40, 4,671,696.60 and 1,431,567.90 is: 2,147,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,464.40 : 4,671,696.60 = 1,431,567.90 : x
  2. Step 2: Convert to fraction form
    3,114,464.40/4,671,696.60 = 1,431,567.90/x
  3. Step 3: Cross multiply
    3,114,464.40x = 4,671,696.60 × 1,431,567.90
  4. Step 4: Simplify right side
    3,114,464.40x = 6,687,850,891,099.14
  5. Step 5: Solve for x
    x = 6,687,850,891,099.14/3,114,464.40
  6. Step 6: Final answer
    x = 2,147,351.85

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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.