Home / 975,845.10-1,467,266.85-821,880.30

Finding the Fourth Proportional to 975,845.10, 1,467,266.85 and 821,880.30

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Solution

The fourth proportional to 975,845.10, 1,467,266.85 and 821,880.30 is: 1,235,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,845.10 : 1,467,266.85 = 821,880.30 : x
  2. Step 2: Convert to fraction form
    975,845.10/1,467,266.85 = 821,880.30/x
  3. Step 3: Cross multiply
    975,845.10x = 1,467,266.85 × 821,880.30
  4. Step 4: Simplify right side
    975,845.10x = 1,205,917,718,858.06
  5. Step 5: Solve for x
    x = 1,205,917,718,858.06/975,845.10
  6. Step 6: Final answer
    x = 1,235,767.56

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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.