Home / 1,517,014.83-2,093,480.46-872,421.18

Finding the Fourth Proportional to 1,517,014.83, 2,093,480.46 and 872,421.18

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Solution

The fourth proportional to 1,517,014.83, 2,093,480.46 and 872,421.18 is: 1,203,941.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,014.83 : 2,093,480.46 = 872,421.18 : x
  2. Step 2: Convert to fraction form
    1,517,014.83/2,093,480.46 = 872,421.18/x
  3. Step 3: Cross multiply
    1,517,014.83x = 2,093,480.46 × 872,421.18
  4. Step 4: Simplify right side
    1,517,014.83x = 1,826,396,699,599.10
  5. Step 5: Solve for x
    x = 1,826,396,699,599.10/1,517,014.83
  6. Step 6: Final answer
    x = 1,203,941.23

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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.