Home / 1,999,261.10-2,756,110.76-1,425,304.82

Finding the Fourth Proportional to 1,999,261.10, 2,756,110.76 and 1,425,304.82

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Solution

The fourth proportional to 1,999,261.10, 2,756,110.76 and 1,425,304.82 is: 1,964,874.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,261.10 : 2,756,110.76 = 1,425,304.82 : x
  2. Step 2: Convert to fraction form
    1,999,261.10/2,756,110.76 = 1,425,304.82/x
  3. Step 3: Cross multiply
    1,999,261.10x = 2,756,110.76 × 1,425,304.82
  4. Step 4: Simplify right side
    1,999,261.10x = 3,928,297,955,790.51
  5. Step 5: Solve for x
    x = 3,928,297,955,790.51/1,999,261.10
  6. Step 6: Final answer
    x = 1,964,874.90

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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.