Home / 1,715,120.10-2,367,395.76-1,103,272.89

Finding the Fourth Proportional to 1,715,120.10, 2,367,395.76 and 1,103,272.89

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Solution

The fourth proportional to 1,715,120.10, 2,367,395.76 and 1,103,272.89 is: 1,522,857.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,120.10 : 2,367,395.76 = 1,103,272.89 : x
  2. Step 2: Convert to fraction form
    1,715,120.10/2,367,395.76 = 1,103,272.89/x
  3. Step 3: Cross multiply
    1,715,120.10x = 2,367,395.76 × 1,103,272.89
  4. Step 4: Simplify right side
    1,715,120.10x = 2,611,883,561,908.95
  5. Step 5: Solve for x
    x = 2,611,883,561,908.95/1,715,120.10
  6. Step 6: Final answer
    x = 1,522,857.53

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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.