Home / 3,440,583.20-5,161,495.80-1,417,721.60

Finding the Fourth Proportional to 3,440,583.20, 5,161,495.80 and 1,417,721.60

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Solution

The fourth proportional to 3,440,583.20, 5,161,495.80 and 1,417,721.60 is: 2,126,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,583.20 : 5,161,495.80 = 1,417,721.60 : x
  2. Step 2: Convert to fraction form
    3,440,583.20/5,161,495.80 = 1,417,721.60/x
  3. Step 3: Cross multiply
    3,440,583.20x = 5,161,495.80 × 1,417,721.60
  4. Step 4: Simplify right side
    3,440,583.20x = 7,317,564,083,969.28
  5. Step 5: Solve for x
    x = 7,317,564,083,969.28/3,440,583.20
  6. Step 6: Final answer
    x = 2,126,838.29

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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.