Home / 1,667,384.10-2,300,992.11-903,437.10

Finding the Fourth Proportional to 1,667,384.10, 2,300,992.11 and 903,437.10

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Solution

The fourth proportional to 1,667,384.10, 2,300,992.11 and 903,437.10 is: 1,246,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,384.10 : 2,300,992.11 = 903,437.10 : x
  2. Step 2: Convert to fraction form
    1,667,384.10/2,300,992.11 = 903,437.10/x
  3. Step 3: Cross multiply
    1,667,384.10x = 2,300,992.11 × 903,437.10
  4. Step 4: Simplify right side
    1,667,384.10x = 2,078,801,638,981.28
  5. Step 5: Solve for x
    x = 2,078,801,638,981.28/1,667,384.10
  6. Step 6: Final answer
    x = 1,246,744.31

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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.