Home / 3,417,992.68-5,127,340.38-1,289,868.52

Finding the Fourth Proportional to 3,417,992.68, 5,127,340.38 and 1,289,868.52

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Solution

The fourth proportional to 3,417,992.68, 5,127,340.38 and 1,289,868.52 is: 1,934,935.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,992.68 : 5,127,340.38 = 1,289,868.52 : x
  2. Step 2: Convert to fraction form
    3,417,992.68/5,127,340.38 = 1,289,868.52/x
  3. Step 3: Cross multiply
    3,417,992.68x = 5,127,340.38 × 1,289,868.52
  4. Step 4: Simplify right side
    3,417,992.68x = 6,613,594,947,486.84
  5. Step 5: Solve for x
    x = 6,613,594,947,486.84/3,417,992.68
  6. Step 6: Final answer
    x = 1,934,935.37

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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.