Home / 1,419,915.83-2,124,886.47-1,222,619.27

Finding the Fourth Proportional to 1,419,915.83, 2,124,886.47 and 1,222,619.27

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Solution

The fourth proportional to 1,419,915.83, 2,124,886.47 and 1,222,619.27 is: 1,829,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,915.83 : 2,124,886.47 = 1,222,619.27 : x
  2. Step 2: Convert to fraction form
    1,419,915.83/2,124,886.47 = 1,222,619.27/x
  3. Step 3: Cross multiply
    1,419,915.83x = 2,124,886.47 × 1,222,619.27
  4. Step 4: Simplify right side
    1,419,915.83x = 2,597,927,129,575.02
  5. Step 5: Solve for x
    x = 2,597,927,129,575.02/1,419,915.83
  6. Step 6: Final answer
    x = 1,829,634.60

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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.