Home / 1,670,773.23-2,505,758.42-771,350.85

Finding the Fourth Proportional to 1,670,773.23, 2,505,758.42 and 771,350.85

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Solution

The fourth proportional to 1,670,773.23, 2,505,758.42 and 771,350.85 is: 1,156,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,773.23 : 2,505,758.42 = 771,350.85 : x
  2. Step 2: Convert to fraction form
    1,670,773.23/2,505,758.42 = 771,350.85/x
  3. Step 3: Cross multiply
    1,670,773.23x = 2,505,758.42 × 771,350.85
  4. Step 4: Simplify right side
    1,670,773.23x = 1,932,818,889,090.03
  5. Step 5: Solve for x
    x = 1,932,818,889,090.03/1,670,773.23
  6. Step 6: Final answer
    x = 1,156,840.95

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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.