Home / 1,778,887.73-2,668,829.82-714,677.12

Finding the Fourth Proportional to 1,778,887.73, 2,668,829.82 and 714,677.12

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Solution

The fourth proportional to 1,778,887.73, 2,668,829.82 and 714,677.12 is: 1,072,215.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,887.73 : 2,668,829.82 = 714,677.12 : x
  2. Step 2: Convert to fraction form
    1,778,887.73/2,668,829.82 = 714,677.12/x
  3. Step 3: Cross multiply
    1,778,887.73x = 2,668,829.82 × 714,677.12
  4. Step 4: Simplify right side
    1,778,887.73x = 1,907,351,618,523.81
  5. Step 5: Solve for x
    x = 1,907,351,618,523.81/1,778,887.73
  6. Step 6: Final answer
    x = 1,072,215.85

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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.