Home / 1,627,416.90-2,245,968.41-902,492.01

Finding the Fourth Proportional to 1,627,416.90, 2,245,968.41 and 902,492.01

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Solution

The fourth proportional to 1,627,416.90, 2,245,968.41 and 902,492.01 is: 1,245,512.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,416.90 : 2,245,968.41 = 902,492.01 : x
  2. Step 2: Convert to fraction form
    1,627,416.90/2,245,968.41 = 902,492.01/x
  3. Step 3: Cross multiply
    1,627,416.90x = 2,245,968.41 × 902,492.01
  4. Step 4: Simplify right side
    1,627,416.90x = 2,026,968,540,224.94
  5. Step 5: Solve for x
    x = 2,026,968,540,224.94/1,627,416.90
  6. Step 6: Final answer
    x = 1,245,512.78

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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.