Home / 2,742,763.80-4,115,827.31-1,227,727.76

Finding the Fourth Proportional to 2,742,763.80, 4,115,827.31 and 1,227,727.76

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Solution

The fourth proportional to 2,742,763.80, 4,115,827.31 and 1,227,727.76 is: 1,842,344.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,763.80 : 4,115,827.31 = 1,227,727.76 : x
  2. Step 2: Convert to fraction form
    2,742,763.80/4,115,827.31 = 1,227,727.76/x
  3. Step 3: Cross multiply
    2,742,763.80x = 4,115,827.31 × 1,227,727.76
  4. Step 4: Simplify right side
    2,742,763.80x = 5,053,115,424,311.72
  5. Step 5: Solve for x
    x = 5,053,115,424,311.72/2,742,763.80
  6. Step 6: Final answer
    x = 1,842,344.36

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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.