Home / 1,656,588.75-2,286,096.32-931,442.73

Finding the Fourth Proportional to 1,656,588.75, 2,286,096.32 and 931,442.73

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Solution

The fourth proportional to 1,656,588.75, 2,286,096.32 and 931,442.73 is: 1,285,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,588.75 : 2,286,096.32 = 931,442.73 : x
  2. Step 2: Convert to fraction form
    1,656,588.75/2,286,096.32 = 931,442.73/x
  3. Step 3: Cross multiply
    1,656,588.75x = 2,286,096.32 × 931,442.73
  4. Step 4: Simplify right side
    1,656,588.75x = 2,129,367,797,343.75
  5. Step 5: Solve for x
    x = 2,129,367,797,343.75/1,656,588.75
  6. Step 6: Final answer
    x = 1,285,393.13

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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.