Home / 1,216,621.54-1,824,946.89-736,954.12

Finding the Fourth Proportional to 1,216,621.54, 1,824,946.89 and 736,954.12

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Solution

The fourth proportional to 1,216,621.54, 1,824,946.89 and 736,954.12 is: 1,105,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,621.54 : 1,824,946.89 = 736,954.12 : x
  2. Step 2: Convert to fraction form
    1,216,621.54/1,824,946.89 = 736,954.12/x
  3. Step 3: Cross multiply
    1,216,621.54x = 1,824,946.89 × 736,954.12
  4. Step 4: Simplify right side
    1,216,621.54x = 1,344,902,129,366.69
  5. Step 5: Solve for x
    x = 1,344,902,129,366.69/1,216,621.54
  6. Step 6: Final answer
    x = 1,105,440.01

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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.