Home / 1,436,792.80-2,152,750.34-866,976.63

Finding the Fourth Proportional to 1,436,792.80, 2,152,750.34 and 866,976.63

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Solution

The fourth proportional to 1,436,792.80, 2,152,750.34 and 866,976.63 is: 1,298,993.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,792.80 : 2,152,750.34 = 866,976.63 : x
  2. Step 2: Convert to fraction form
    1,436,792.80/2,152,750.34 = 866,976.63/x
  3. Step 3: Cross multiply
    1,436,792.80x = 2,152,750.34 × 866,976.63
  4. Step 4: Simplify right side
    1,436,792.80x = 1,866,384,245,244.81
  5. Step 5: Solve for x
    x = 1,866,384,245,244.81/1,436,792.80
  6. Step 6: Final answer
    x = 1,298,993.32

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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.