Home / 2,382,038.58-3,286,843.20-1,415,144.02

Finding the Fourth Proportional to 2,382,038.58, 3,286,843.20 and 1,415,144.02

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Solution

The fourth proportional to 2,382,038.58, 3,286,843.20 and 1,415,144.02 is: 1,952,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,038.58 : 3,286,843.20 = 1,415,144.02 : x
  2. Step 2: Convert to fraction form
    2,382,038.58/3,286,843.20 = 1,415,144.02/x
  3. Step 3: Cross multiply
    2,382,038.58x = 3,286,843.20 × 1,415,144.02
  4. Step 4: Simplify right side
    2,382,038.58x = 4,651,356,499,157.66
  5. Step 5: Solve for x
    x = 4,651,356,499,157.66/2,382,038.58
  6. Step 6: Final answer
    x = 1,952,678.91

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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.