Home / 2,439,209-3,364,212.96-1,665,462.20

Finding the Fourth Proportional to 2,439,209, 3,364,212.96 and 1,665,462.20

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Solution

The fourth proportional to 2,439,209, 3,364,212.96 and 1,665,462.20 is: 2,297,043.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,209 : 3,364,212.96 = 1,665,462.20 : x
  2. Step 2: Convert to fraction form
    2,439,209/3,364,212.96 = 1,665,462.20/x
  3. Step 3: Cross multiply
    2,439,209x = 3,364,212.96 × 1,665,462.20
  4. Step 4: Simplify right side
    2,439,209x = 5,602,969,517,630.11
  5. Step 5: Solve for x
    x = 5,602,969,517,630.11/2,439,209
  6. Step 6: Final answer
    x = 2,297,043.64

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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.