Home / 1,006,738.44-1,388,986.32-571,083.96

Finding the Fourth Proportional to 1,006,738.44, 1,388,986.32 and 571,083.96

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Solution

The fourth proportional to 1,006,738.44, 1,388,986.32 and 571,083.96 is: 787,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,738.44 : 1,388,986.32 = 571,083.96 : x
  2. Step 2: Convert to fraction form
    1,006,738.44/1,388,986.32 = 571,083.96/x
  3. Step 3: Cross multiply
    1,006,738.44x = 1,388,986.32 × 571,083.96
  4. Step 4: Simplify right side
    1,006,738.44x = 793,227,808,011.43
  5. Step 5: Solve for x
    x = 793,227,808,011.43/1,006,738.44
  6. Step 6: Final answer
    x = 787,918.47

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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.