Home / 1,511,214-2,085,475.32-832,148.88

Finding the Fourth Proportional to 1,511,214, 2,085,475.32 and 832,148.88

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Solution

The fourth proportional to 1,511,214, 2,085,475.32 and 832,148.88 is: 1,148,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,214 : 2,085,475.32 = 832,148.88 : x
  2. Step 2: Convert to fraction form
    1,511,214/2,085,475.32 = 832,148.88/x
  3. Step 3: Cross multiply
    1,511,214x = 2,085,475.32 × 832,148.88
  4. Step 4: Simplify right side
    1,511,214x = 1,735,425,951,805.64
  5. Step 5: Solve for x
    x = 1,735,425,951,805.64/1,511,214
  6. Step 6: Final answer
    x = 1,148,365.45

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1.5x scale

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.