Home / 4,069,840.40-6,104,760.60-1,230,390.80

Finding the Fourth Proportional to 4,069,840.40, 6,104,760.60 and 1,230,390.80

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Solution

The fourth proportional to 4,069,840.40, 6,104,760.60 and 1,230,390.80 is: 1,845,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069,840.40 : 6,104,760.60 = 1,230,390.80 : x
  2. Step 2: Convert to fraction form
    4,069,840.40/6,104,760.60 = 1,230,390.80/x
  3. Step 3: Cross multiply
    4,069,840.40x = 6,104,760.60 × 1,230,390.80
  4. Step 4: Simplify right side
    4,069,840.40x = 7,511,241,278,442.48
  5. Step 5: Solve for x
    x = 7,511,241,278,442.48/4,069,840.40
  6. Step 6: Final answer
    x = 1,845,586.20

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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.