Home / 5,422,004.72-8,130,644.58-1,827,101.60

Finding the Fourth Proportional to 5,422,004.72, 8,130,644.58 and 1,827,101.60

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Solution

The fourth proportional to 5,422,004.72, 8,130,644.58 and 1,827,101.60 is: 2,739,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,004.72 : 8,130,644.58 = 1,827,101.60 : x
  2. Step 2: Convert to fraction form
    5,422,004.72/8,130,644.58 = 1,827,101.60/x
  3. Step 3: Cross multiply
    5,422,004.72x = 8,130,644.58 × 1,827,101.60
  4. Step 4: Simplify right side
    5,422,004.72x = 14,855,513,721,149.33
  5. Step 5: Solve for x
    x = 14,855,513,721,149.33/5,422,004.72
  6. Step 6: Final answer
    x = 2,739,856.29

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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.