Home / 1,818,867.58-2,727,550.70-620,886.48

Finding the Fourth Proportional to 1,818,867.58, 2,727,550.70 and 620,886.48

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Solution

The fourth proportional to 1,818,867.58, 2,727,550.70 and 620,886.48 is: 931,073.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,867.58 : 2,727,550.70 = 620,886.48 : x
  2. Step 2: Convert to fraction form
    1,818,867.58/2,727,550.70 = 620,886.48/x
  3. Step 3: Cross multiply
    1,818,867.58x = 2,727,550.70 × 620,886.48
  4. Step 4: Simplify right side
    1,818,867.58x = 1,693,499,353,144.54
  5. Step 5: Solve for x
    x = 1,693,499,353,144.54/1,818,867.58
  6. Step 6: Final answer
    x = 931,073.47

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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.