Home / 1,816,829.16-2,725,665.84-618,761.88

Finding the Fourth Proportional to 1,816,829.16, 2,725,665.84 and 618,761.88

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Solution

The fourth proportional to 1,816,829.16, 2,725,665.84 and 618,761.88 is: 928,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,829.16 : 2,725,665.84 = 618,761.88 : x
  2. Step 2: Convert to fraction form
    1,816,829.16/2,725,665.84 = 618,761.88/x
  3. Step 3: Cross multiply
    1,816,829.16x = 2,725,665.84 × 618,761.88
  4. Step 4: Simplify right side
    1,816,829.16x = 1,686,538,119,410.18
  5. Step 5: Solve for x
    x = 1,686,538,119,410.18/1,816,829.16
  6. Step 6: Final answer
    x = 928,286.58

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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.