Home / 1,411,251.30-1,947,693.74-838,293.75

Finding the Fourth Proportional to 1,411,251.30, 1,947,693.74 and 838,293.75

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Solution

The fourth proportional to 1,411,251.30, 1,947,693.74 and 838,293.75 is: 1,156,944.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,251.30 : 1,947,693.74 = 838,293.75 : x
  2. Step 2: Convert to fraction form
    1,411,251.30/1,947,693.74 = 838,293.75/x
  3. Step 3: Cross multiply
    1,411,251.30x = 1,947,693.74 × 838,293.75
  4. Step 4: Simplify right side
    1,411,251.30x = 1,632,739,484,964.66
  5. Step 5: Solve for x
    x = 1,632,739,484,964.66/1,411,251.30
  6. Step 6: Final answer
    x = 1,156,944.54

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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.