Home / 2,148,889.19-2,965,404.57-1,182,019.25

Finding the Fourth Proportional to 2,148,889.19, 2,965,404.57 and 1,182,019.25

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Solution

The fourth proportional to 2,148,889.19, 2,965,404.57 and 1,182,019.25 is: 1,631,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,889.19 : 2,965,404.57 = 1,182,019.25 : x
  2. Step 2: Convert to fraction form
    2,148,889.19/2,965,404.57 = 1,182,019.25/x
  3. Step 3: Cross multiply
    2,148,889.19x = 2,965,404.57 × 1,182,019.25
  4. Step 4: Simplify right side
    2,148,889.19x = 3,505,165,270,950.95
  5. Step 5: Solve for x
    x = 3,505,165,270,950.95/2,148,889.19
  6. Step 6: Final answer
    x = 1,631,152.18

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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.