Home / 1,006,122.67-1,388,448.27-576,404.51

Finding the Fourth Proportional to 1,006,122.67, 1,388,448.27 and 576,404.51

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Solution

The fourth proportional to 1,006,122.67, 1,388,448.27 and 576,404.51 is: 795,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,122.67 : 1,388,448.27 = 576,404.51 : x
  2. Step 2: Convert to fraction form
    1,006,122.67/1,388,448.27 = 576,404.51/x
  3. Step 3: Cross multiply
    1,006,122.67x = 1,388,448.27 × 576,404.51
  4. Step 4: Simplify right side
    1,006,122.67x = 800,307,837,787.46
  5. Step 5: Solve for x
    x = 800,307,837,787.46/1,006,122.67
  6. Step 6: Final answer
    x = 795,437.64

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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.