Home / 2,831,668.02-3,907,681.83-1,542,508.47

Finding the Fourth Proportional to 2,831,668.02, 3,907,681.83 and 1,542,508.47

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Solution

The fourth proportional to 2,831,668.02, 3,907,681.83 and 1,542,508.47 is: 2,128,650.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,668.02 : 3,907,681.83 = 1,542,508.47 : x
  2. Step 2: Convert to fraction form
    2,831,668.02/3,907,681.83 = 1,542,508.47/x
  3. Step 3: Cross multiply
    2,831,668.02x = 3,907,681.83 × 1,542,508.47
  4. Step 4: Simplify right side
    2,831,668.02x = 6,027,632,320,840.10
  5. Step 5: Solve for x
    x = 6,027,632,320,840.10/2,831,668.02
  6. Step 6: Final answer
    x = 2,128,650.77

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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.