Home / 3,418,978.41-5,128,325.06-894,577.77

Finding the Fourth Proportional to 3,418,978.41, 5,128,325.06 and 894,577.77

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Solution

The fourth proportional to 3,418,978.41, 5,128,325.06 and 894,577.77 is: 1,341,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,978.41 : 5,128,325.06 = 894,577.77 : x
  2. Step 2: Convert to fraction form
    3,418,978.41/5,128,325.06 = 894,577.77/x
  3. Step 3: Cross multiply
    3,418,978.41x = 5,128,325.06 × 894,577.77
  4. Step 4: Simplify right side
    3,418,978.41x = 4,587,685,591,537.03
  5. Step 5: Solve for x
    x = 4,587,685,591,537.03/3,418,978.41
  6. Step 6: Final answer
    x = 1,341,829.35

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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.