Home / 1,232,413.50-1,700,439.04-715,860.50

Finding the Fourth Proportional to 1,232,413.50, 1,700,439.04 and 715,860.50

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Solution

The fourth proportional to 1,232,413.50, 1,700,439.04 and 715,860.50 is: 987,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,413.50 : 1,700,439.04 = 715,860.50 : x
  2. Step 2: Convert to fraction form
    1,232,413.50/1,700,439.04 = 715,860.50/x
  3. Step 3: Cross multiply
    1,232,413.50x = 1,700,439.04 × 715,860.50
  4. Step 4: Simplify right side
    1,232,413.50x = 1,217,277,143,183.57
  5. Step 5: Solve for x
    x = 1,217,277,143,183.57/1,232,413.50
  6. Step 6: Final answer
    x = 987,718.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.