Home / 1,572,782.25-2,170,186.31-884,413.07

Finding the Fourth Proportional to 1,572,782.25, 2,170,186.31 and 884,413.07

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Solution

The fourth proportional to 1,572,782.25, 2,170,186.31 and 884,413.07 is: 1,220,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,782.25 : 2,170,186.31 = 884,413.07 : x
  2. Step 2: Convert to fraction form
    1,572,782.25/2,170,186.31 = 884,413.07/x
  3. Step 3: Cross multiply
    1,572,782.25x = 2,170,186.31 × 884,413.07
  4. Step 4: Simplify right side
    1,572,782.25x = 1,919,341,131,422.55
  5. Step 5: Solve for x
    x = 1,919,341,131,422.55/1,572,782.25
  6. Step 6: Final answer
    x = 1,220,347.65

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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.