Home / 976,021.40-1,464,032.10-822,056.60

Finding the Fourth Proportional to 976,021.40, 1,464,032.10 and 822,056.60

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Solution

The fourth proportional to 976,021.40, 1,464,032.10 and 822,056.60 is: 1,233,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,021.40 : 1,464,032.10 = 822,056.60 : x
  2. Step 2: Convert to fraction form
    976,021.40/1,464,032.10 = 822,056.60/x
  3. Step 3: Cross multiply
    976,021.40x = 1,464,032.10 × 822,056.60
  4. Step 4: Simplify right side
    976,021.40x = 1,203,517,250,416.86
  5. Step 5: Solve for x
    x = 1,203,517,250,416.86/976,021.40
  6. Step 6: Final answer
    x = 1,233,084.90

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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.