Home / 968,710.48-1,450,989.78-787,937.84

Finding the Fourth Proportional to 968,710.48, 1,450,989.78 and 787,937.84

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Solution

The fourth proportional to 968,710.48, 1,450,989.78 and 787,937.84 is: 1,180,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,710.48 : 1,450,989.78 = 787,937.84 : x
  2. Step 2: Convert to fraction form
    968,710.48/1,450,989.78 = 787,937.84/x
  3. Step 3: Cross multiply
    968,710.48x = 1,450,989.78 × 787,937.84
  4. Step 4: Simplify right side
    968,710.48x = 1,143,289,755,109.26
  5. Step 5: Solve for x
    x = 1,143,289,755,109.26/968,710.48
  6. Step 6: Final answer
    x = 1,180,218.22

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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.