Home / 1,656,587.75-2,286,094.94-931,441.73

Finding the Fourth Proportional to 1,656,587.75, 2,286,094.94 and 931,441.73

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Solution

The fourth proportional to 1,656,587.75, 2,286,094.94 and 931,441.73 is: 1,285,391.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,587.75 : 2,286,094.94 = 931,441.73 : x
  2. Step 2: Convert to fraction form
    1,656,587.75/2,286,094.94 = 931,441.73/x
  3. Step 3: Cross multiply
    1,656,587.75x = 2,286,094.94 × 931,441.73
  4. Step 4: Simplify right side
    1,656,587.75x = 2,129,364,209,770.16
  5. Step 5: Solve for x
    x = 2,129,364,209,770.16/1,656,587.75
  6. Step 6: Final answer
    x = 1,285,391.74

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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.