Home / 1,816,776.84-2,725,587.43-618,709.56

Finding the Fourth Proportional to 1,816,776.84, 2,725,587.43 and 618,709.56

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Solution

The fourth proportional to 1,816,776.84, 2,725,587.43 and 618,709.56 is: 928,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,776.84 : 2,725,587.43 = 618,709.56 : x
  2. Step 2: Convert to fraction form
    1,816,776.84/2,725,587.43 = 618,709.56/x
  3. Step 3: Cross multiply
    1,816,776.84x = 2,725,587.43 × 618,709.56
  4. Step 4: Simplify right side
    1,816,776.84x = 1,686,346,987,789.10
  5. Step 5: Solve for x
    x = 1,686,346,987,789.10/1,816,776.84
  6. Step 6: Final answer
    x = 928,208.10

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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.