Home / 1,702,142.22-2,348,928.27-938,266.86

Finding the Fourth Proportional to 1,702,142.22, 2,348,928.27 and 938,266.86

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Solution

The fourth proportional to 1,702,142.22, 2,348,928.27 and 938,266.86 is: 1,294,792.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,142.22 : 2,348,928.27 = 938,266.86 : x
  2. Step 2: Convert to fraction form
    1,702,142.22/2,348,928.27 = 938,266.86/x
  3. Step 3: Cross multiply
    1,702,142.22x = 2,348,928.27 × 938,266.86
  4. Step 4: Simplify right side
    1,702,142.22x = 2,203,921,552,258.13
  5. Step 5: Solve for x
    x = 2,203,921,552,258.13/1,702,142.22
  6. Step 6: Final answer
    x = 1,294,792.84

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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.