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Finding the Fourth Proportional to 1,747,831.51, 2,621,556.51 and 468,564.49

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Solution

The fourth proportional to 1,747,831.51, 2,621,556.51 and 468,564.49 is: 702,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,831.51 : 2,621,556.51 = 468,564.49 : x
  2. Step 2: Convert to fraction form
    1,747,831.51/2,621,556.51 = 468,564.49/x
  3. Step 3: Cross multiply
    1,747,831.51x = 2,621,556.51 × 468,564.49
  4. Step 4: Simplify right side
    1,747,831.51x = 1,228,368,289,114.33
  5. Step 5: Solve for x
    x = 1,228,368,289,114.33/1,747,831.51
  6. Step 6: Final answer
    x = 702,795.60

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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.