Home / 2,126,390.03-2,934,311.69-1,208,497.89

Finding the Fourth Proportional to 2,126,390.03, 2,934,311.69 and 1,208,497.89

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Solution

The fourth proportional to 2,126,390.03, 2,934,311.69 and 1,208,497.89 is: 1,667,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,390.03 : 2,934,311.69 = 1,208,497.89 : x
  2. Step 2: Convert to fraction form
    2,126,390.03/2,934,311.69 = 1,208,497.89/x
  3. Step 3: Cross multiply
    2,126,390.03x = 2,934,311.69 × 1,208,497.89
  4. Step 4: Simplify right side
    2,126,390.03x = 3,546,109,479,924.84
  5. Step 5: Solve for x
    x = 3,546,109,479,924.84/2,126,390.03
  6. Step 6: Final answer
    x = 1,667,666.53

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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.