Home / 1,926,883.64-2,889,263.70-663,669.56

Finding the Fourth Proportional to 1,926,883.64, 2,889,263.70 and 663,669.56

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Solution

The fourth proportional to 1,926,883.64, 2,889,263.70 and 663,669.56 is: 995,138.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,883.64 : 2,889,263.70 = 663,669.56 : x
  2. Step 2: Convert to fraction form
    1,926,883.64/2,889,263.70 = 663,669.56/x
  3. Step 3: Cross multiply
    1,926,883.64x = 2,889,263.70 × 663,669.56
  4. Step 4: Simplify right side
    1,926,883.64x = 1,917,516,368,502.97
  5. Step 5: Solve for x
    x = 1,917,516,368,502.97/1,926,883.64
  6. Step 6: Final answer
    x = 995,138.64

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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.