Home / 976,933.80-1,465,400.70-889,842.60

Finding the Fourth Proportional to 976,933.80, 1,465,400.70 and 889,842.60

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Solution

The fourth proportional to 976,933.80, 1,465,400.70 and 889,842.60 is: 1,334,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,933.80 : 1,465,400.70 = 889,842.60 : x
  2. Step 2: Convert to fraction form
    976,933.80/1,465,400.70 = 889,842.60/x
  3. Step 3: Cross multiply
    976,933.80x = 1,465,400.70 × 889,842.60
  4. Step 4: Simplify right side
    976,933.80x = 1,303,975,968,929.82
  5. Step 5: Solve for x
    x = 1,303,975,968,929.82/976,933.80
  6. Step 6: Final answer
    x = 1,334,763.90

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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.