Home / 2,126,711.13-2,934,356.88-1,208,868.04

Finding the Fourth Proportional to 2,126,711.13, 2,934,356.88 and 1,208,868.04

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Solution

The fourth proportional to 2,126,711.13, 2,934,356.88 and 1,208,868.04 is: 1,667,951.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,711.13 : 2,934,356.88 = 1,208,868.04 : x
  2. Step 2: Convert to fraction form
    2,126,711.13/2,934,356.88 = 1,208,868.04/x
  3. Step 3: Cross multiply
    2,126,711.13x = 2,934,356.88 × 1,208,868.04
  4. Step 4: Simplify right side
    2,126,711.13x = 3,547,250,250,186.12
  5. Step 5: Solve for x
    x = 3,547,250,250,186.12/2,126,711.13
  6. Step 6: Final answer
    x = 1,667,951.14

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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.