Home / 1,702,436.24-2,350,017.78-1,247,166.73

Finding the Fourth Proportional to 1,702,436.24, 2,350,017.78 and 1,247,166.73

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Solution

The fourth proportional to 1,702,436.24, 2,350,017.78 and 1,247,166.73 is: 1,721,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,436.24 : 2,350,017.78 = 1,247,166.73 : x
  2. Step 2: Convert to fraction form
    1,702,436.24/2,350,017.78 = 1,247,166.73/x
  3. Step 3: Cross multiply
    1,702,436.24x = 2,350,017.78 × 1,247,166.73
  4. Step 4: Simplify right side
    1,702,436.24x = 2,930,863,990,124.46
  5. Step 5: Solve for x
    x = 2,930,863,990,124.46/1,702,436.24
  6. Step 6: Final answer
    x = 1,721,570.49

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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.