Home / 2,051,855.64-3,077,836.06-972,115.40

Finding the Fourth Proportional to 2,051,855.64, 3,077,836.06 and 972,115.40

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Solution

The fourth proportional to 2,051,855.64, 3,077,836.06 and 972,115.40 is: 1,458,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,855.64 : 3,077,836.06 = 972,115.40 : x
  2. Step 2: Convert to fraction form
    2,051,855.64/3,077,836.06 = 972,115.40/x
  3. Step 3: Cross multiply
    2,051,855.64x = 3,077,836.06 × 972,115.40
  4. Step 4: Simplify right side
    2,051,855.64x = 2,992,011,832,601.32
  5. Step 5: Solve for x
    x = 2,992,011,832,601.32/2,051,855.64
  6. Step 6: Final answer
    x = 1,458,198.02

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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.