Home / 3,913,855.40-5,401,159.58-2,194,939.01

Finding the Fourth Proportional to 3,913,855.40, 5,401,159.58 and 2,194,939.01

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Solution

The fourth proportional to 3,913,855.40, 5,401,159.58 and 2,194,939.01 is: 3,029,037.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,855.40 : 5,401,159.58 = 2,194,939.01 : x
  2. Step 2: Convert to fraction form
    3,913,855.40/5,401,159.58 = 2,194,939.01/x
  3. Step 3: Cross multiply
    3,913,855.40x = 5,401,159.58 × 2,194,939.01
  4. Step 4: Simplify right side
    3,913,855.40x = 11,855,215,850,402.52
  5. Step 5: Solve for x
    x = 11,855,215,850,402.52/3,913,855.40
  6. Step 6: Final answer
    x = 3,029,037.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.