Home / 5,434,268.40-8,151,143.40-1,839,682.80

Finding the Fourth Proportional to 5,434,268.40, 8,151,143.40 and 1,839,682.80

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Solution

The fourth proportional to 5,434,268.40, 8,151,143.40 and 1,839,682.80 is: 2,759,436.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,268.40 : 8,151,143.40 = 1,839,682.80 : x
  2. Step 2: Convert to fraction form
    5,434,268.40/8,151,143.40 = 1,839,682.80/x
  3. Step 3: Cross multiply
    5,434,268.40x = 8,151,143.40 × 1,839,682.80
  4. Step 4: Simplify right side
    5,434,268.40x = 14,995,518,313,313.52
  5. Step 5: Solve for x
    x = 14,995,518,313,313.52/5,434,268.40
  6. Step 6: Final answer
    x = 2,759,436.45

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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.