Home / 1,167,520.20-1,611,175.23-658,218.93

Finding the Fourth Proportional to 1,167,520.20, 1,611,175.23 and 658,218.93

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Solution

The fourth proportional to 1,167,520.20, 1,611,175.23 and 658,218.93 is: 908,340.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,520.20 : 1,611,175.23 = 658,218.93 : x
  2. Step 2: Convert to fraction form
    1,167,520.20/1,611,175.23 = 658,218.93/x
  3. Step 3: Cross multiply
    1,167,520.20x = 1,611,175.23 × 658,218.93
  4. Step 4: Simplify right side
    1,167,520.20x = 1,060,506,035,933.10
  5. Step 5: Solve for x
    x = 1,060,506,035,933.10/1,167,520.20
  6. Step 6: Final answer
    x = 908,340.63

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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.