Home / 2,319,103.09-3,200,001.35-1,325,656.71

Finding the Fourth Proportional to 2,319,103.09, 3,200,001.35 and 1,325,656.71

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Solution

The fourth proportional to 2,319,103.09, 3,200,001.35 and 1,325,656.71 is: 1,829,199.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,103.09 : 3,200,001.35 = 1,325,656.71 : x
  2. Step 2: Convert to fraction form
    2,319,103.09/3,200,001.35 = 1,325,656.71/x
  3. Step 3: Cross multiply
    2,319,103.09x = 3,200,001.35 × 1,325,656.71
  4. Step 4: Simplify right side
    2,319,103.09x = 4,242,103,261,636.56
  5. Step 5: Solve for x
    x = 4,242,103,261,636.56/2,319,103.09
  6. Step 6: Final answer
    x = 1,829,199.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.