Home / 3,724,497.60-5,585,434.20-1,328,420.40

Finding the Fourth Proportional to 3,724,497.60, 5,585,434.20 and 1,328,420.40

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Solution

The fourth proportional to 3,724,497.60, 5,585,434.20 and 1,328,420.40 is: 1,992,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724,497.60 : 5,585,434.20 = 1,328,420.40 : x
  2. Step 2: Convert to fraction form
    3,724,497.60/5,585,434.20 = 1,328,420.40/x
  3. Step 3: Cross multiply
    3,724,497.60x = 5,585,434.20 × 1,328,420.40
  4. Step 4: Simplify right side
    3,724,497.60x = 7,419,804,734,137.68
  5. Step 5: Solve for x
    x = 7,419,804,734,137.68/3,724,497.60
  6. Step 6: Final answer
    x = 1,992,162.58

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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.