Home / 1,760,764.10-2,638,813.35-1,560,143.30

Finding the Fourth Proportional to 1,760,764.10, 2,638,813.35 and 1,560,143.30

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Solution

The fourth proportional to 1,760,764.10, 2,638,813.35 and 1,560,143.30 is: 2,338,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,764.10 : 2,638,813.35 = 1,560,143.30 : x
  2. Step 2: Convert to fraction form
    1,760,764.10/2,638,813.35 = 1,560,143.30/x
  3. Step 3: Cross multiply
    1,760,764.10x = 2,638,813.35 × 1,560,143.30
  4. Step 4: Simplify right side
    1,760,764.10x = 4,116,926,967,953.06
  5. Step 5: Solve for x
    x = 4,116,926,967,953.06/1,760,764.10
  6. Step 6: Final answer
    x = 2,338,147.95

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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.