Home / 2,674,478.80-3,689,883.12-1,527,747.22

Finding the Fourth Proportional to 2,674,478.80, 3,689,883.12 and 1,527,747.22

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Solution

The fourth proportional to 2,674,478.80, 3,689,883.12 and 1,527,747.22 is: 2,107,778.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674,478.80 : 3,689,883.12 = 1,527,747.22 : x
  2. Step 2: Convert to fraction form
    2,674,478.80/3,689,883.12 = 1,527,747.22/x
  3. Step 3: Cross multiply
    2,674,478.80x = 3,689,883.12 × 1,527,747.22
  4. Step 4: Simplify right side
    2,674,478.80x = 5,637,208,678,704.93
  5. Step 5: Solve for x
    x = 5,637,208,678,704.93/2,674,478.80
  6. Step 6: Final answer
    x = 2,107,778.41

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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.