Home / 1,221,796.28-1,831,957.86-547,755.68

Finding the Fourth Proportional to 1,221,796.28, 1,831,957.86 and 547,755.68

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Solution

The fourth proportional to 1,221,796.28, 1,831,957.86 and 547,755.68 is: 821,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,796.28 : 1,831,957.86 = 547,755.68 : x
  2. Step 2: Convert to fraction form
    1,221,796.28/1,831,957.86 = 547,755.68/x
  3. Step 3: Cross multiply
    1,221,796.28x = 1,831,957.86 × 547,755.68
  4. Step 4: Simplify right side
    1,221,796.28x = 1,003,465,323,335.64
  5. Step 5: Solve for x
    x = 1,003,465,323,335.64/1,221,796.28
  6. Step 6: Final answer
    x = 821,303.31

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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.