Home / 2,686,678.74-3,707,563.39-1,462,998.78

Finding the Fourth Proportional to 2,686,678.74, 3,707,563.39 and 1,462,998.78

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Solution

The fourth proportional to 2,686,678.74, 3,707,563.39 and 1,462,998.78 is: 2,018,909.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,678.74 : 3,707,563.39 = 1,462,998.78 : x
  2. Step 2: Convert to fraction form
    2,686,678.74/3,707,563.39 = 1,462,998.78/x
  3. Step 3: Cross multiply
    2,686,678.74x = 3,707,563.39 × 1,462,998.78
  4. Step 4: Simplify right side
    2,686,678.74x = 5,424,160,712,685.17
  5. Step 5: Solve for x
    x = 5,424,160,712,685.17/2,686,678.74
  6. Step 6: Final answer
    x = 2,018,909.31

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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.