Home / 975,738.60-1,467,107.10-821,773.80

Finding the Fourth Proportional to 975,738.60, 1,467,107.10 and 821,773.80

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Solution

The fourth proportional to 975,738.60, 1,467,107.10 and 821,773.80 is: 1,235,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,738.60 : 1,467,107.10 = 821,773.80 : x
  2. Step 2: Convert to fraction form
    975,738.60/1,467,107.10 = 821,773.80/x
  3. Step 3: Cross multiply
    975,738.60x = 1,467,107.10 × 821,773.80
  4. Step 4: Simplify right side
    975,738.60x = 1,205,630,176,573.98
  5. Step 5: Solve for x
    x = 1,205,630,176,573.98/975,738.60
  6. Step 6: Final answer
    x = 1,235,607.75

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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.