Home / 6,355,489.20-9,533,778.12-1,806,555.12

Finding the Fourth Proportional to 6,355,489.20, 9,533,778.12 and 1,806,555.12

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Solution

The fourth proportional to 6,355,489.20, 9,533,778.12 and 1,806,555.12 is: 2,709,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355,489.20 : 9,533,778.12 = 1,806,555.12 : x
  2. Step 2: Convert to fraction form
    6,355,489.20/9,533,778.12 = 1,806,555.12/x
  3. Step 3: Cross multiply
    6,355,489.20x = 9,533,778.12 × 1,806,555.12
  4. Step 4: Simplify right side
    6,355,489.20x = 17,223,295,675,629.97
  5. Step 5: Solve for x
    x = 17,223,295,675,629.97/6,355,489.20
  6. Step 6: Final answer
    x = 2,709,987.40

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1.5x scale

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.