Home / 937,971.09-1,406,957.18-658,734.93

Finding the Fourth Proportional to 937,971.09, 1,406,957.18 and 658,734.93

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Solution

The fourth proportional to 937,971.09, 1,406,957.18 and 658,734.93 is: 988,102.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,971.09 : 1,406,957.18 = 658,734.93 : x
  2. Step 2: Convert to fraction form
    937,971.09/1,406,957.18 = 658,734.93/x
  3. Step 3: Cross multiply
    937,971.09x = 1,406,957.18 × 658,734.93
  4. Step 4: Simplify right side
    937,971.09x = 926,811,839,480.30
  5. Step 5: Solve for x
    x = 926,811,839,480.30/937,971.09
  6. Step 6: Final answer
    x = 988,102.78

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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.