Home / 2,126,390.27-2,934,312.03-1,208,498.14

Finding the Fourth Proportional to 2,126,390.27, 2,934,312.03 and 1,208,498.14

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Solution

The fourth proportional to 2,126,390.27, 2,934,312.03 and 1,208,498.14 is: 1,667,666.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,390.27 : 2,934,312.03 = 1,208,498.14 : x
  2. Step 2: Convert to fraction form
    2,126,390.27/2,934,312.03 = 1,208,498.14/x
  3. Step 3: Cross multiply
    2,126,390.27x = 2,934,312.03 × 1,208,498.14
  4. Step 4: Simplify right side
    2,126,390.27x = 3,546,110,623,098.84
  5. Step 5: Solve for x
    x = 3,546,110,623,098.84/2,126,390.27
  6. Step 6: Final answer
    x = 1,667,666.88

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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.