Home / 3,830,651.10-5,286,536.55-2,111,768.46

Finding the Fourth Proportional to 3,830,651.10, 5,286,536.55 and 2,111,768.46

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Solution

The fourth proportional to 3,830,651.10, 5,286,536.55 and 2,111,768.46 is: 2,914,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,651.10 : 5,286,536.55 = 2,111,768.46 : x
  2. Step 2: Convert to fraction form
    3,830,651.10/5,286,536.55 = 2,111,768.46/x
  3. Step 3: Cross multiply
    3,830,651.10x = 5,286,536.55 × 2,111,768.46
  4. Step 4: Simplify right side
    3,830,651.10x = 11,163,941,148,927.21
  5. Step 5: Solve for x
    x = 11,163,941,148,927.21/3,830,651.10
  6. Step 6: Final answer
    x = 2,914,371.70

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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.