Home / 1,254,841.57-1,731,680.05-681,880.37

Finding the Fourth Proportional to 1,254,841.57, 1,731,680.05 and 681,880.37

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Solution

The fourth proportional to 1,254,841.57, 1,731,680.05 and 681,880.37 is: 940,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,841.57 : 1,731,680.05 = 681,880.37 : x
  2. Step 2: Convert to fraction form
    1,254,841.57/1,731,680.05 = 681,880.37/x
  3. Step 3: Cross multiply
    1,254,841.57x = 1,731,680.05 × 681,880.37
  4. Step 4: Simplify right side
    1,254,841.57x = 1,180,798,629,806.22
  5. Step 5: Solve for x
    x = 1,180,798,629,806.22/1,254,841.57
  6. Step 6: Final answer
    x = 940,994.20

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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.