Home / 3,639,628.80-5,459,443.20-3,592,389.60

Finding the Fourth Proportional to 3,639,628.80, 5,459,443.20 and 3,592,389.60

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Solution

The fourth proportional to 3,639,628.80, 5,459,443.20 and 3,592,389.60 is: 5,388,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,628.80 : 5,459,443.20 = 3,592,389.60 : x
  2. Step 2: Convert to fraction form
    3,639,628.80/5,459,443.20 = 3,592,389.60/x
  3. Step 3: Cross multiply
    3,639,628.80x = 5,459,443.20 × 3,592,389.60
  4. Step 4: Simplify right side
    3,639,628.80x = 19,612,446,973,470.72
  5. Step 5: Solve for x
    x = 19,612,446,973,470.72/3,639,628.80
  6. Step 6: Final answer
    x = 5,388,584.40

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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.