Home / 1,301,873.50-1,951,864.43-543,931.72

Finding the Fourth Proportional to 1,301,873.50, 1,951,864.43 and 543,931.72

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Solution

The fourth proportional to 1,301,873.50, 1,951,864.43 and 543,931.72 is: 815,502.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,873.50 : 1,951,864.43 = 543,931.72 : x
  2. Step 2: Convert to fraction form
    1,301,873.50/1,951,864.43 = 543,931.72/x
  3. Step 3: Cross multiply
    1,301,873.50x = 1,951,864.43 × 543,931.72
  4. Step 4: Simplify right side
    1,301,873.50x = 1,061,680,979,996.64
  5. Step 5: Solve for x
    x = 1,061,680,979,996.64/1,301,873.50
  6. Step 6: Final answer
    x = 815,502.41

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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.