Home / 1,416,413.61-2,123,083.14-929,891.61

Finding the Fourth Proportional to 1,416,413.61, 2,123,083.14 and 929,891.61

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Solution

The fourth proportional to 1,416,413.61, 2,123,083.14 and 929,891.61 is: 1,393,828.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,413.61 : 2,123,083.14 = 929,891.61 : x
  2. Step 2: Convert to fraction form
    1,416,413.61/2,123,083.14 = 929,891.61/x
  3. Step 3: Cross multiply
    1,416,413.61x = 2,123,083.14 × 929,891.61
  4. Step 4: Simplify right side
    1,416,413.61x = 1,974,237,199,218.46
  5. Step 5: Solve for x
    x = 1,974,237,199,218.46/1,416,413.61
  6. Step 6: Final answer
    x = 1,393,828.18

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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.