Home / 2,792,403.60-4,188,605.40-995,345.70

Finding the Fourth Proportional to 2,792,403.60, 4,188,605.40 and 995,345.70

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Solution

The fourth proportional to 2,792,403.60, 4,188,605.40 and 995,345.70 is: 1,493,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,403.60 : 4,188,605.40 = 995,345.70 : x
  2. Step 2: Convert to fraction form
    2,792,403.60/4,188,605.40 = 995,345.70/x
  3. Step 3: Cross multiply
    2,792,403.60x = 4,188,605.40 × 995,345.70
  4. Step 4: Simplify right side
    2,792,403.60x = 4,169,110,373,886.78
  5. Step 5: Solve for x
    x = 4,169,110,373,886.78/2,792,403.60
  6. Step 6: Final answer
    x = 1,493,018.55

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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.