Home / 1,637,308.17-2,455,790.54-439,353.27

Finding the Fourth Proportional to 1,637,308.17, 2,455,790.54 and 439,353.27

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Solution

The fourth proportional to 1,637,308.17, 2,455,790.54 and 439,353.27 is: 658,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,308.17 : 2,455,790.54 = 439,353.27 : x
  2. Step 2: Convert to fraction form
    1,637,308.17/2,455,790.54 = 439,353.27/x
  3. Step 3: Cross multiply
    1,637,308.17x = 2,455,790.54 × 439,353.27
  4. Step 4: Simplify right side
    1,637,308.17x = 1,078,959,601,987.30
  5. Step 5: Solve for x
    x = 1,078,959,601,987.30/1,637,308.17
  6. Step 6: Final answer
    x = 658,983.83

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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.