Home / 2,103,465.74-2,907,686.31-1,876,274.69

Finding the Fourth Proportional to 2,103,465.74, 2,907,686.31 and 1,876,274.69

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Solution

The fourth proportional to 2,103,465.74, 2,907,686.31 and 1,876,274.69 is: 2,593,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,465.74 : 2,907,686.31 = 1,876,274.69 : x
  2. Step 2: Convert to fraction form
    2,103,465.74/2,907,686.31 = 1,876,274.69/x
  3. Step 3: Cross multiply
    2,103,465.74x = 2,907,686.31 × 1,876,274.69
  4. Step 4: Simplify right side
    2,103,465.74x = 5,455,618,229,912.49
  5. Step 5: Solve for x
    x = 5,455,618,229,912.49/2,103,465.74
  6. Step 6: Final answer
    x = 2,593,633.03

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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.