Home / 1,207,413.90-1,813,194.45-854,901.90

Finding the Fourth Proportional to 1,207,413.90, 1,813,194.45 and 854,901.90

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Solution

The fourth proportional to 1,207,413.90, 1,813,194.45 and 854,901.90 is: 1,283,821.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,413.90 : 1,813,194.45 = 854,901.90 : x
  2. Step 2: Convert to fraction form
    1,207,413.90/1,813,194.45 = 854,901.90/x
  3. Step 3: Cross multiply
    1,207,413.90x = 1,813,194.45 × 854,901.90
  4. Step 4: Simplify right side
    1,207,413.90x = 1,550,103,380,374.46
  5. Step 5: Solve for x
    x = 1,550,103,380,374.46/1,207,413.90
  6. Step 6: Final answer
    x = 1,283,821.05

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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.