Home / 1,095,426.60-1,640,375.10-719,413.80

Finding the Fourth Proportional to 1,095,426.60, 1,640,375.10 and 719,413.80

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Solution

The fourth proportional to 1,095,426.60, 1,640,375.10 and 719,413.80 is: 1,077,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,426.60 : 1,640,375.10 = 719,413.80 : x
  2. Step 2: Convert to fraction form
    1,095,426.60/1,640,375.10 = 719,413.80/x
  3. Step 3: Cross multiply
    1,095,426.60x = 1,640,375.10 × 719,413.80
  4. Step 4: Simplify right side
    1,095,426.60x = 1,180,108,484,116.38
  5. Step 5: Solve for x
    x = 1,180,108,484,116.38/1,095,426.60
  6. Step 6: Final answer
    x = 1,077,304.94

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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.