Home / 1,167,719.02-1,611,452.52-658,421.52

Finding the Fourth Proportional to 1,167,719.02, 1,611,452.52 and 658,421.52

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Solution

The fourth proportional to 1,167,719.02, 1,611,452.52 and 658,421.52 is: 908,621.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,719.02 : 1,611,452.52 = 658,421.52 : x
  2. Step 2: Convert to fraction form
    1,167,719.02/1,611,452.52 = 658,421.52/x
  3. Step 3: Cross multiply
    1,167,719.02x = 1,611,452.52 × 658,421.52
  4. Step 4: Simplify right side
    1,167,719.02x = 1,061,015,017,626.23
  5. Step 5: Solve for x
    x = 1,061,015,017,626.23/1,167,719.02
  6. Step 6: Final answer
    x = 908,621.85

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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.