Home / 3,236,036.60-4,857,165.30-1,640,401.40

Finding the Fourth Proportional to 3,236,036.60, 4,857,165.30 and 1,640,401.40

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Solution

The fourth proportional to 3,236,036.60, 4,857,165.30 and 1,640,401.40 is: 2,462,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,036.60 : 4,857,165.30 = 1,640,401.40 : x
  2. Step 2: Convert to fraction form
    3,236,036.60/4,857,165.30 = 1,640,401.40/x
  3. Step 3: Cross multiply
    3,236,036.60x = 4,857,165.30 × 1,640,401.40
  4. Step 4: Simplify right side
    3,236,036.60x = 7,967,700,758,151.42
  5. Step 5: Solve for x
    x = 7,967,700,758,151.42/3,236,036.60
  6. Step 6: Final answer
    x = 2,462,178.81

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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.