Home / 1,501,413.09-2,252,120.66-865,871.57

Finding the Fourth Proportional to 1,501,413.09, 2,252,120.66 and 865,871.57

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Solution

The fourth proportional to 1,501,413.09, 2,252,120.66 and 865,871.57 is: 1,298,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,413.09 : 2,252,120.66 = 865,871.57 : x
  2. Step 2: Convert to fraction form
    1,501,413.09/2,252,120.66 = 865,871.57/x
  3. Step 3: Cross multiply
    1,501,413.09x = 2,252,120.66 × 865,871.57
  4. Step 4: Simplify right side
    1,501,413.09x = 1,950,047,256,251.60
  5. Step 5: Solve for x
    x = 1,950,047,256,251.60/1,501,413.09
  6. Step 6: Final answer
    x = 1,298,807.95

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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.