Home / 5,035,564.80-7,555,579.56-2,638,839.60

Finding the Fourth Proportional to 5,035,564.80, 7,555,579.56 and 2,638,839.60

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Solution

The fourth proportional to 5,035,564.80, 7,555,579.56 and 2,638,839.60 is: 3,959,429.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035,564.80 : 7,555,579.56 = 2,638,839.60 : x
  2. Step 2: Convert to fraction form
    5,035,564.80/7,555,579.56 = 2,638,839.60/x
  3. Step 3: Cross multiply
    5,035,564.80x = 7,555,579.56 × 2,638,839.60
  4. Step 4: Simplify right side
    5,035,564.80x = 19,937,962,543,878.57
  5. Step 5: Solve for x
    x = 19,937,962,543,878.57/5,035,564.80
  6. Step 6: Final answer
    x = 3,959,429.25

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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.