Home / 1,554,923.92-2,331,554.76-489,679.92

Finding the Fourth Proportional to 1,554,923.92, 2,331,554.76 and 489,679.92

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Solution

The fourth proportional to 1,554,923.92, 2,331,554.76 and 489,679.92 is: 734,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,923.92 : 2,331,554.76 = 489,679.92 : x
  2. Step 2: Convert to fraction form
    1,554,923.92/2,331,554.76 = 489,679.92/x
  3. Step 3: Cross multiply
    1,554,923.92x = 2,331,554.76 × 489,679.92
  4. Step 4: Simplify right side
    1,554,923.92x = 1,141,715,548,352.42
  5. Step 5: Solve for x
    x = 1,141,715,548,352.42/1,554,923.92
  6. Step 6: Final answer
    x = 734,258.14

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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.