Home / 1,447,558.05-1,997,869.65-803,185.83

Finding the Fourth Proportional to 1,447,558.05, 1,997,869.65 and 803,185.83

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Solution

The fourth proportional to 1,447,558.05, 1,997,869.65 and 803,185.83 is: 1,108,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,558.05 : 1,997,869.65 = 803,185.83 : x
  2. Step 2: Convert to fraction form
    1,447,558.05/1,997,869.65 = 803,185.83/x
  3. Step 3: Cross multiply
    1,447,558.05x = 1,997,869.65 × 803,185.83
  4. Step 4: Simplify right side
    1,447,558.05x = 1,604,660,593,067.06
  5. Step 5: Solve for x
    x = 1,604,660,593,067.06/1,447,558.05
  6. Step 6: Final answer
    x = 1,108,529.36

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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.