Home / 975,827.60-1,467,240.60-821,862.80

Finding the Fourth Proportional to 975,827.60, 1,467,240.60 and 821,862.80

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Solution

The fourth proportional to 975,827.60, 1,467,240.60 and 821,862.80 is: 1,235,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,827.60 : 1,467,240.60 = 821,862.80 : x
  2. Step 2: Convert to fraction form
    975,827.60/1,467,240.60 = 821,862.80/x
  3. Step 3: Cross multiply
    975,827.60x = 1,467,240.60 × 821,862.80
  4. Step 4: Simplify right side
    975,827.60x = 1,205,870,467,789.68
  5. Step 5: Solve for x
    x = 1,205,870,467,789.68/975,827.60
  6. Step 6: Final answer
    x = 1,235,741.30

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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.