Home / 1,434,251.88-2,151,611.52-423,476.01

Finding the Fourth Proportional to 1,434,251.88, 2,151,611.52 and 423,476.01

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Solution

The fourth proportional to 1,434,251.88, 2,151,611.52 and 423,476.01 is: 635,283.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,251.88 : 2,151,611.52 = 423,476.01 : x
  2. Step 2: Convert to fraction form
    1,434,251.88/2,151,611.52 = 423,476.01/x
  3. Step 3: Cross multiply
    1,434,251.88x = 2,151,611.52 × 423,476.01
  4. Step 4: Simplify right side
    1,434,251.88x = 911,155,861,559.64
  5. Step 5: Solve for x
    x = 911,155,861,559.64/1,434,251.88
  6. Step 6: Final answer
    x = 635,283.02

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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.