Home / 1,465,851.77-2,022,931.07-821,249.92

Finding the Fourth Proportional to 1,465,851.77, 2,022,931.07 and 821,249.92

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Solution

The fourth proportional to 1,465,851.77, 2,022,931.07 and 821,249.92 is: 1,133,356.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,851.77 : 2,022,931.07 = 821,249.92 : x
  2. Step 2: Convert to fraction form
    1,465,851.77/2,022,931.07 = 821,249.92/x
  3. Step 3: Cross multiply
    1,465,851.77x = 2,022,931.07 × 821,249.92
  4. Step 4: Simplify right side
    1,465,851.77x = 1,661,331,979,403.01
  5. Step 5: Solve for x
    x = 1,661,331,979,403.01/1,465,851.77
  6. Step 6: Final answer
    x = 1,133,356.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.