Home / 3,911,196.64-5,397,700.80-2,192,317.60

Finding the Fourth Proportional to 3,911,196.64, 5,397,700.80 and 2,192,317.60

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Solution

The fourth proportional to 3,911,196.64, 5,397,700.80 and 2,192,317.60 is: 3,025,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911,196.64 : 5,397,700.80 = 2,192,317.60 : x
  2. Step 2: Convert to fraction form
    3,911,196.64/5,397,700.80 = 2,192,317.60/x
  3. Step 3: Cross multiply
    3,911,196.64x = 5,397,700.80 × 2,192,317.60
  4. Step 4: Simplify right side
    3,911,196.64x = 11,833,474,463,374.08
  5. Step 5: Solve for x
    x = 11,833,474,463,374.08/3,911,196.64
  6. Step 6: Final answer
    x = 3,025,538.10

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1.5x scale

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.