Home / 1,667,186.79-2,300,720.03-903,240.35

Finding the Fourth Proportional to 1,667,186.79, 2,300,720.03 and 903,240.35

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Solution

The fourth proportional to 1,667,186.79, 2,300,720.03 and 903,240.35 is: 1,246,472.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,186.79 : 2,300,720.03 = 903,240.35 : x
  2. Step 2: Convert to fraction form
    1,667,186.79/2,300,720.03 = 903,240.35/x
  3. Step 3: Cross multiply
    1,667,186.79x = 2,300,720.03 × 903,240.35
  4. Step 4: Simplify right side
    1,667,186.79x = 2,078,103,165,149.21
  5. Step 5: Solve for x
    x = 2,078,103,165,149.21/1,667,186.79
  6. Step 6: Final answer
    x = 1,246,472.91

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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.