Home / 2,657,618.60-3,987,062.79-860,504

Finding the Fourth Proportional to 2,657,618.60, 3,987,062.79 and 860,504

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Solution

The fourth proportional to 2,657,618.60, 3,987,062.79 and 860,504 is: 1,290,961.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,618.60 : 3,987,062.79 = 860,504 : x
  2. Step 2: Convert to fraction form
    2,657,618.60/3,987,062.79 = 860,504/x
  3. Step 3: Cross multiply
    2,657,618.60x = 3,987,062.79 × 860,504
  4. Step 4: Simplify right side
    2,657,618.60x = 3,430,883,479,046.16
  5. Step 5: Solve for x
    x = 3,430,883,479,046.16/2,657,618.60
  6. Step 6: Final answer
    x = 1,290,961.57

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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.