Home / 2,766,369.75-3,817,706.90-1,559,145.75

Finding the Fourth Proportional to 2,766,369.75, 3,817,706.90 and 1,559,145.75

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Solution

The fourth proportional to 2,766,369.75, 3,817,706.90 and 1,559,145.75 is: 2,151,686.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,369.75 : 3,817,706.90 = 1,559,145.75 : x
  2. Step 2: Convert to fraction form
    2,766,369.75/3,817,706.90 = 1,559,145.75/x
  3. Step 3: Cross multiply
    2,766,369.75x = 3,817,706.90 × 1,559,145.75
  4. Step 4: Simplify right side
    2,766,369.75x = 5,952,361,480,084.95
  5. Step 5: Solve for x
    x = 5,952,361,480,084.95/2,766,369.75
  6. Step 6: Final answer
    x = 2,151,686.87

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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.