Home / 3,107,824-4,661,293.14-977,852.78

Finding the Fourth Proportional to 3,107,824, 4,661,293.14 and 977,852.78

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Solution

The fourth proportional to 3,107,824, 4,661,293.14 and 977,852.78 is: 1,466,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,824 : 4,661,293.14 = 977,852.78 : x
  2. Step 2: Convert to fraction form
    3,107,824/4,661,293.14 = 977,852.78/x
  3. Step 3: Cross multiply
    3,107,824x = 4,661,293.14 × 977,852.78
  4. Step 4: Simplify right side
    3,107,824x = 4,558,058,455,343.93
  5. Step 5: Solve for x
    x = 4,558,058,455,343.93/3,107,824
  6. Step 6: Final answer
    x = 1,466,639.83

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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.