Home / 1,418,800.86-1,957,986.72-774,262.60

Finding the Fourth Proportional to 1,418,800.86, 1,957,986.72 and 774,262.60

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Solution

The fourth proportional to 1,418,800.86, 1,957,986.72 and 774,262.60 is: 1,068,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,800.86 : 1,957,986.72 = 774,262.60 : x
  2. Step 2: Convert to fraction form
    1,418,800.86/1,957,986.72 = 774,262.60/x
  3. Step 3: Cross multiply
    1,418,800.86x = 1,957,986.72 × 774,262.60
  4. Step 4: Simplify right side
    1,418,800.86x = 1,515,995,888,592.67
  5. Step 5: Solve for x
    x = 1,515,995,888,592.67/1,418,800.86
  6. Step 6: Final answer
    x = 1,068,505.05

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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.