Home / 1,465,726.08-2,022,242.88-821,059.20

Finding the Fourth Proportional to 1,465,726.08, 2,022,242.88 and 821,059.20

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Solution

The fourth proportional to 1,465,726.08, 2,022,242.88 and 821,059.20 is: 1,132,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,726.08 : 2,022,242.88 = 821,059.20 : x
  2. Step 2: Convert to fraction form
    1,465,726.08/2,022,242.88 = 821,059.20/x
  3. Step 3: Cross multiply
    1,465,726.08x = 2,022,242.88 × 821,059.20
  4. Step 4: Simplify right side
    1,465,726.08x = 1,660,381,121,258.50
  5. Step 5: Solve for x
    x = 1,660,381,121,258.50/1,465,726.08
  6. Step 6: Final answer
    x = 1,132,804.52

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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.