Home / 2,051,856.64-3,077,837.56-972,116.40

Finding the Fourth Proportional to 2,051,856.64, 3,077,837.56 and 972,116.40

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Solution

The fourth proportional to 2,051,856.64, 3,077,837.56 and 972,116.40 is: 1,458,199.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,856.64 : 3,077,837.56 = 972,116.40 : x
  2. Step 2: Convert to fraction form
    2,051,856.64/3,077,837.56 = 972,116.40/x
  3. Step 3: Cross multiply
    2,051,856.64x = 3,077,837.56 × 972,116.40
  4. Step 4: Simplify right side
    2,051,856.64x = 2,992,016,368,611.98
  5. Step 5: Solve for x
    x = 2,992,016,368,611.98/2,051,856.64
  6. Step 6: Final answer
    x = 1,458,199.52

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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.