Home / 1,317,468.65-1,818,110.04-736,712.85

Finding the Fourth Proportional to 1,317,468.65, 1,818,110.04 and 736,712.85

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Solution

The fourth proportional to 1,317,468.65, 1,818,110.04 and 736,712.85 is: 1,016,665.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,468.65 : 1,818,110.04 = 736,712.85 : x
  2. Step 2: Convert to fraction form
    1,317,468.65/1,818,110.04 = 736,712.85/x
  3. Step 3: Cross multiply
    1,317,468.65x = 1,818,110.04 × 736,712.85
  4. Step 4: Simplify right side
    1,317,468.65x = 1,339,425,033,237.25
  5. Step 5: Solve for x
    x = 1,339,425,033,237.25/1,317,468.65
  6. Step 6: Final answer
    x = 1,016,665.59

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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.