Home / 4,079,933.20-6,121,406.40-1,683,985.60

Finding the Fourth Proportional to 4,079,933.20, 6,121,406.40 and 1,683,985.60

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Solution

The fourth proportional to 4,079,933.20, 6,121,406.40 and 1,683,985.60 is: 2,526,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,933.20 : 6,121,406.40 = 1,683,985.60 : x
  2. Step 2: Convert to fraction form
    4,079,933.20/6,121,406.40 = 1,683,985.60/x
  3. Step 3: Cross multiply
    4,079,933.20x = 6,121,406.40 × 1,683,985.60
  4. Step 4: Simplify right side
    4,079,933.20x = 10,308,360,229,347.84
  5. Step 5: Solve for x
    x = 10,308,360,229,347.84/4,079,933.20
  6. Step 6: Final answer
    x = 2,526,600.25

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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.