Home / 3,837,565.32-5,756,268.12-1,278,965.64

Finding the Fourth Proportional to 3,837,565.32, 5,756,268.12 and 1,278,965.64

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Solution

The fourth proportional to 3,837,565.32, 5,756,268.12 and 1,278,965.64 is: 1,918,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837,565.32 : 5,756,268.12 = 1,278,965.64 : x
  2. Step 2: Convert to fraction form
    3,837,565.32/5,756,268.12 = 1,278,965.64/x
  3. Step 3: Cross multiply
    3,837,565.32x = 5,756,268.12 × 1,278,965.64
  4. Step 4: Simplify right side
    3,837,565.32x = 7,362,069,140,107.40
  5. Step 5: Solve for x
    x = 7,362,069,140,107.40/3,837,565.32
  6. Step 6: Final answer
    x = 1,918,421.84

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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.