Home / 5,638,999.18-8,458,498.77-1,379,116.84

Finding the Fourth Proportional to 5,638,999.18, 8,458,498.77 and 1,379,116.84

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Solution

The fourth proportional to 5,638,999.18, 8,458,498.77 and 1,379,116.84 is: 2,068,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,999.18 : 8,458,498.77 = 1,379,116.84 : x
  2. Step 2: Convert to fraction form
    5,638,999.18/8,458,498.77 = 1,379,116.84/x
  3. Step 3: Cross multiply
    5,638,999.18x = 8,458,498.77 × 1,379,116.84
  4. Step 4: Simplify right side
    5,638,999.18x = 11,665,258,094,826.29
  5. Step 5: Solve for x
    x = 11,665,258,094,826.29/5,638,999.18
  6. Step 6: Final answer
    x = 2,068,675.26

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Similar ratio
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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.