Home / 1,123,314.20-1,684,971.30-562,275.80

Finding the Fourth Proportional to 1,123,314.20, 1,684,971.30 and 562,275.80

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Solution

The fourth proportional to 1,123,314.20, 1,684,971.30 and 562,275.80 is: 843,413.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,314.20 : 1,684,971.30 = 562,275.80 : x
  2. Step 2: Convert to fraction form
    1,123,314.20/1,684,971.30 = 562,275.80/x
  3. Step 3: Cross multiply
    1,123,314.20x = 1,684,971.30 × 562,275.80
  4. Step 4: Simplify right side
    1,123,314.20x = 947,418,585,684.54
  5. Step 5: Solve for x
    x = 947,418,585,684.54/1,123,314.20
  6. Step 6: Final answer
    x = 843,413.70

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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.