Home / 3,154,932.40-4,726,177.80-1,888,999.60

Finding the Fourth Proportional to 3,154,932.40, 4,726,177.80 and 1,888,999.60

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Solution

The fourth proportional to 3,154,932.40, 4,726,177.80 and 1,888,999.60 is: 2,829,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,932.40 : 4,726,177.80 = 1,888,999.60 : x
  2. Step 2: Convert to fraction form
    3,154,932.40/4,726,177.80 = 1,888,999.60/x
  3. Step 3: Cross multiply
    3,154,932.40x = 4,726,177.80 × 1,888,999.60
  4. Step 4: Simplify right side
    3,154,932.40x = 8,927,747,973,728.88
  5. Step 5: Solve for x
    x = 8,927,747,973,728.88/3,154,932.40
  6. Step 6: Final answer
    x = 2,829,774.73

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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.