Home / 6,118,749.60-9,179,436.60-1,859,348.40

Finding the Fourth Proportional to 6,118,749.60, 9,179,436.60 and 1,859,348.40

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Solution

The fourth proportional to 6,118,749.60, 9,179,436.60 and 1,859,348.40 is: 2,789,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118,749.60 : 9,179,436.60 = 1,859,348.40 : x
  2. Step 2: Convert to fraction form
    6,118,749.60/9,179,436.60 = 1,859,348.40/x
  3. Step 3: Cross multiply
    6,118,749.60x = 9,179,436.60 × 1,859,348.40
  4. Step 4: Simplify right side
    6,118,749.60x = 17,067,770,755,111.44
  5. Step 5: Solve for x
    x = 17,067,770,755,111.44/6,118,749.60
  6. Step 6: Final answer
    x = 2,789,421.35

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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.