Home / 2,588,712.80-3,885,373.20-1,522,421.60

Finding the Fourth Proportional to 2,588,712.80, 3,885,373.20 and 1,522,421.60

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Solution

The fourth proportional to 2,588,712.80, 3,885,373.20 and 1,522,421.60 is: 2,284,987.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,712.80 : 3,885,373.20 = 1,522,421.60 : x
  2. Step 2: Convert to fraction form
    2,588,712.80/3,885,373.20 = 1,522,421.60/x
  3. Step 3: Cross multiply
    2,588,712.80x = 3,885,373.20 × 1,522,421.60
  4. Step 4: Simplify right side
    2,588,712.80x = 5,915,176,083,741.12
  5. Step 5: Solve for x
    x = 5,915,176,083,741.12/2,588,712.80
  6. Step 6: Final answer
    x = 2,284,987.38

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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.