Home / 1,112,578.80-1,535,350.20-603,279.60

Finding the Fourth Proportional to 1,112,578.80, 1,535,350.20 and 603,279.60

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Solution

The fourth proportional to 1,112,578.80, 1,535,350.20 and 603,279.60 is: 832,521.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,578.80 : 1,535,350.20 = 603,279.60 : x
  2. Step 2: Convert to fraction form
    1,112,578.80/1,535,350.20 = 603,279.60/x
  3. Step 3: Cross multiply
    1,112,578.80x = 1,535,350.20 × 603,279.60
  4. Step 4: Simplify right side
    1,112,578.80x = 926,245,454,515.92
  5. Step 5: Solve for x
    x = 926,245,454,515.92/1,112,578.80
  6. Step 6: Final answer
    x = 832,521.22

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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.