Home / 3,247,768.79-4,481,421.65-1,870,843.56

Finding the Fourth Proportional to 3,247,768.79, 4,481,421.65 and 1,870,843.56

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Solution

The fourth proportional to 3,247,768.79, 4,481,421.65 and 1,870,843.56 is: 2,581,476.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,768.79 : 4,481,421.65 = 1,870,843.56 : x
  2. Step 2: Convert to fraction form
    3,247,768.79/4,481,421.65 = 1,870,843.56/x
  3. Step 3: Cross multiply
    3,247,768.79x = 4,481,421.65 × 1,870,843.56
  4. Step 4: Simplify right side
    3,247,768.79x = 8,384,038,824,192.86
  5. Step 5: Solve for x
    x = 8,384,038,824,192.86/3,247,768.79
  6. Step 6: Final answer
    x = 2,581,476.51

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1.5x scale

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.