Home / 1,613,413.40-2,419,555.53-475,873.57

Finding the Fourth Proportional to 1,613,413.40, 2,419,555.53 and 475,873.57

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Solution

The fourth proportional to 1,613,413.40, 2,419,555.53 and 475,873.57 is: 713,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,413.40 : 2,419,555.53 = 475,873.57 : x
  2. Step 2: Convert to fraction form
    1,613,413.40/2,419,555.53 = 475,873.57/x
  3. Step 3: Cross multiply
    1,613,413.40x = 2,419,555.53 × 475,873.57
  4. Step 4: Simplify right side
    1,613,413.40x = 1,151,402,515,776.56
  5. Step 5: Solve for x
    x = 1,151,402,515,776.56/1,613,413.40
  6. Step 6: Final answer
    x = 713,643.83

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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.