Home / 1,755,133.90-2,632,700.85-1,489,413.40

Finding the Fourth Proportional to 1,755,133.90, 2,632,700.85 and 1,489,413.40

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Solution

The fourth proportional to 1,755,133.90, 2,632,700.85 and 1,489,413.40 is: 2,234,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,133.90 : 2,632,700.85 = 1,489,413.40 : x
  2. Step 2: Convert to fraction form
    1,755,133.90/2,632,700.85 = 1,489,413.40/x
  3. Step 3: Cross multiply
    1,755,133.90x = 2,632,700.85 × 1,489,413.40
  4. Step 4: Simplify right side
    1,755,133.90x = 3,921,179,924,181.39
  5. Step 5: Solve for x
    x = 3,921,179,924,181.39/1,755,133.90
  6. Step 6: Final answer
    x = 2,234,120.10

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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.