Home / 2,891,556.30-4,332,085.65-2,356,178.70

Finding the Fourth Proportional to 2,891,556.30, 4,332,085.65 and 2,356,178.70

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Solution

The fourth proportional to 2,891,556.30, 4,332,085.65 and 2,356,178.70 is: 3,529,991.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,556.30 : 4,332,085.65 = 2,356,178.70 : x
  2. Step 2: Convert to fraction form
    2,891,556.30/4,332,085.65 = 2,356,178.70/x
  3. Step 3: Cross multiply
    2,891,556.30x = 4,332,085.65 × 2,356,178.70
  4. Step 4: Simplify right side
    2,891,556.30x = 10,207,167,935,105.66
  5. Step 5: Solve for x
    x = 10,207,167,935,105.66/2,891,556.30
  6. Step 6: Final answer
    x = 3,529,991.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.