Home / 2,078,187.90-3,117,458.64-730,234.10

Finding the Fourth Proportional to 2,078,187.90, 3,117,458.64 and 730,234.10

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Solution

The fourth proportional to 2,078,187.90, 3,117,458.64 and 730,234.10 is: 1,095,413.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,187.90 : 3,117,458.64 = 730,234.10 : x
  2. Step 2: Convert to fraction form
    2,078,187.90/3,117,458.64 = 730,234.10/x
  3. Step 3: Cross multiply
    2,078,187.90x = 3,117,458.64 × 730,234.10
  4. Step 4: Simplify right side
    2,078,187.90x = 2,276,474,588,680.33
  5. Step 5: Solve for x
    x = 2,276,474,588,680.33/2,078,187.90
  6. Step 6: Final answer
    x = 1,095,413.26

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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.