Home / 3,958,904.80-5,938,357.20-3,392,034.40

Finding the Fourth Proportional to 3,958,904.80, 5,938,357.20 and 3,392,034.40

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Solution

The fourth proportional to 3,958,904.80, 5,938,357.20 and 3,392,034.40 is: 5,088,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,904.80 : 5,938,357.20 = 3,392,034.40 : x
  2. Step 2: Convert to fraction form
    3,958,904.80/5,938,357.20 = 3,392,034.40/x
  3. Step 3: Cross multiply
    3,958,904.80x = 5,938,357.20 × 3,392,034.40
  4. Step 4: Simplify right side
    3,958,904.80x = 20,143,111,901,887.68
  5. Step 5: Solve for x
    x = 20,143,111,901,887.68/3,958,904.80
  6. Step 6: Final answer
    x = 5,088,051.60

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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.