Home / 5,180,827.36-7,766,536.32-1,813,197.28

Finding the Fourth Proportional to 5,180,827.36, 7,766,536.32 and 1,813,197.28

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Solution

The fourth proportional to 5,180,827.36, 7,766,536.32 and 1,813,197.28 is: 2,718,149.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,827.36 : 7,766,536.32 = 1,813,197.28 : x
  2. Step 2: Convert to fraction form
    5,180,827.36/7,766,536.32 = 1,813,197.28/x
  3. Step 3: Cross multiply
    5,180,827.36x = 7,766,536.32 × 1,813,197.28
  4. Step 4: Simplify right side
    5,180,827.36x = 14,082,262,530,445.21
  5. Step 5: Solve for x
    x = 14,082,262,530,445.21/5,180,827.36
  6. Step 6: Final answer
    x = 2,718,149.35

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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.