Home / 1,167,768.70-1,611,521.02-658,471.07

Finding the Fourth Proportional to 1,167,768.70, 1,611,521.02 and 658,471.07

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Solution

The fourth proportional to 1,167,768.70, 1,611,521.02 and 658,471.07 is: 908,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,768.70 : 1,611,521.02 = 658,471.07 : x
  2. Step 2: Convert to fraction form
    1,167,768.70/1,611,521.02 = 658,471.07/x
  3. Step 3: Cross multiply
    1,167,768.70x = 1,611,521.02 × 658,471.07
  4. Step 4: Simplify right side
    1,167,768.70x = 1,061,139,975,218.78
  5. Step 5: Solve for x
    x = 1,061,139,975,218.78/1,167,768.70
  6. Step 6: Final answer
    x = 908,690.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.