Home / 1,299,413.80-1,793,195.04-726,454

Finding the Fourth Proportional to 1,299,413.80, 1,793,195.04 and 726,454

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Solution

The fourth proportional to 1,299,413.80, 1,793,195.04 and 726,454 is: 1,002,508.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,413.80 : 1,793,195.04 = 726,454 : x
  2. Step 2: Convert to fraction form
    1,299,413.80/1,793,195.04 = 726,454/x
  3. Step 3: Cross multiply
    1,299,413.80x = 1,793,195.04 × 726,454
  4. Step 4: Simplify right side
    1,299,413.80x = 1,302,673,709,588.16
  5. Step 5: Solve for x
    x = 1,302,673,709,588.16/1,299,413.80
  6. Step 6: Final answer
    x = 1,002,508.75

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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.