Home / 1,186,792.83-1,780,413.89-476,876.43

Finding the Fourth Proportional to 1,186,792.83, 1,780,413.89 and 476,876.43

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Solution

The fourth proportional to 1,186,792.83, 1,780,413.89 and 476,876.43 is: 715,404.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,792.83 : 1,780,413.89 = 476,876.43 : x
  2. Step 2: Convert to fraction form
    1,186,792.83/1,780,413.89 = 476,876.43/x
  3. Step 3: Cross multiply
    1,186,792.83x = 1,780,413.89 × 476,876.43
  4. Step 4: Simplify right side
    1,186,792.83x = 849,037,417,401.23
  5. Step 5: Solve for x
    x = 849,037,417,401.23/1,186,792.83
  6. Step 6: Final answer
    x = 715,404.91

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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.