Home / 1,792,888.78-2,690,125.12-939,756.23

Finding the Fourth Proportional to 1,792,888.78, 2,690,125.12 and 939,756.23

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Solution

The fourth proportional to 1,792,888.78, 2,690,125.12 and 939,756.23 is: 1,410,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,888.78 : 2,690,125.12 = 939,756.23 : x
  2. Step 2: Convert to fraction form
    1,792,888.78/2,690,125.12 = 939,756.23/x
  3. Step 3: Cross multiply
    1,792,888.78x = 2,690,125.12 × 939,756.23
  4. Step 4: Simplify right side
    1,792,888.78x = 2,528,061,838,811.54
  5. Step 5: Solve for x
    x = 2,528,061,838,811.54/1,792,888.78
  6. Step 6: Final answer
    x = 1,410,049.45

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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.