Home / 2,110,473.78-3,165,687.32-513,038.40

Finding the Fourth Proportional to 2,110,473.78, 3,165,687.32 and 513,038.40

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Solution

The fourth proportional to 2,110,473.78, 3,165,687.32 and 513,038.40 is: 769,551.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,473.78 : 3,165,687.32 = 513,038.40 : x
  2. Step 2: Convert to fraction form
    2,110,473.78/3,165,687.32 = 513,038.40/x
  3. Step 3: Cross multiply
    2,110,473.78x = 3,165,687.32 × 513,038.40
  4. Step 4: Simplify right side
    2,110,473.78x = 1,624,119,157,553.09
  5. Step 5: Solve for x
    x = 1,624,119,157,553.09/2,110,473.78
  6. Step 6: Final answer
    x = 769,551.92

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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.