Home / 1,158,413.40-1,737,620.10-957,646.80

Finding the Fourth Proportional to 1,158,413.40, 1,737,620.10 and 957,646.80

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Solution

The fourth proportional to 1,158,413.40, 1,737,620.10 and 957,646.80 is: 1,436,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,413.40 : 1,737,620.10 = 957,646.80 : x
  2. Step 2: Convert to fraction form
    1,158,413.40/1,737,620.10 = 957,646.80/x
  3. Step 3: Cross multiply
    1,158,413.40x = 1,737,620.10 × 957,646.80
  4. Step 4: Simplify right side
    1,158,413.40x = 1,664,026,328,380.68
  5. Step 5: Solve for x
    x = 1,664,026,328,380.68/1,158,413.40
  6. Step 6: Final answer
    x = 1,436,470.20

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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.