Home / 3,581,970.40-5,372,955.60-3,308,255.20

Finding the Fourth Proportional to 3,581,970.40, 5,372,955.60 and 3,308,255.20

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Solution

The fourth proportional to 3,581,970.40, 5,372,955.60 and 3,308,255.20 is: 4,962,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,970.40 : 5,372,955.60 = 3,308,255.20 : x
  2. Step 2: Convert to fraction form
    3,581,970.40/5,372,955.60 = 3,308,255.20/x
  3. Step 3: Cross multiply
    3,581,970.40x = 5,372,955.60 × 3,308,255.20
  4. Step 4: Simplify right side
    3,581,970.40x = 17,775,108,303,069.12
  5. Step 5: Solve for x
    x = 17,775,108,303,069.12/3,581,970.40
  6. Step 6: Final answer
    x = 4,962,382.80

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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.