Home / 3,606,100.80-5,412,154.80-1,900,856.40

Finding the Fourth Proportional to 3,606,100.80, 5,412,154.80 and 1,900,856.40

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Solution

The fourth proportional to 3,606,100.80, 5,412,154.80 and 1,900,856.40 is: 2,852,867.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606,100.80 : 5,412,154.80 = 1,900,856.40 : x
  2. Step 2: Convert to fraction form
    3,606,100.80/5,412,154.80 = 1,900,856.40/x
  3. Step 3: Cross multiply
    3,606,100.80x = 5,412,154.80 × 1,900,856.40
  4. Step 4: Simplify right side
    3,606,100.80x = 10,287,729,089,370.72
  5. Step 5: Solve for x
    x = 10,287,729,089,370.72/3,606,100.80
  6. Step 6: Final answer
    x = 2,852,867.86

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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.