Home / 2,801,413.70-3,866,054.02-1,561,135.49

Finding the Fourth Proportional to 2,801,413.70, 3,866,054.02 and 1,561,135.49

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Solution

The fourth proportional to 2,801,413.70, 3,866,054.02 and 1,561,135.49 is: 2,154,424.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,413.70 : 3,866,054.02 = 1,561,135.49 : x
  2. Step 2: Convert to fraction form
    2,801,413.70/3,866,054.02 = 1,561,135.49/x
  3. Step 3: Cross multiply
    2,801,413.70x = 3,866,054.02 × 1,561,135.49
  4. Step 4: Simplify right side
    2,801,413.70x = 6,035,434,136,879.17
  5. Step 5: Solve for x
    x = 6,035,434,136,879.17/2,801,413.70
  6. Step 6: Final answer
    x = 2,154,424.44

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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.