Home / 3,185,659.83-4,396,068.35-1,861,206.26

Finding the Fourth Proportional to 3,185,659.83, 4,396,068.35 and 1,861,206.26

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Solution

The fourth proportional to 3,185,659.83, 4,396,068.35 and 1,861,206.26 is: 2,568,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,659.83 : 4,396,068.35 = 1,861,206.26 : x
  2. Step 2: Convert to fraction form
    3,185,659.83/4,396,068.35 = 1,861,206.26/x
  3. Step 3: Cross multiply
    3,185,659.83x = 4,396,068.35 × 1,861,206.26
  4. Step 4: Simplify right side
    3,185,659.83x = 8,181,989,908,101.02
  5. Step 5: Solve for x
    x = 8,181,989,908,101.02/3,185,659.83
  6. Step 6: Final answer
    x = 2,568,381.54

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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.