Home / 2,161,413.74-2,984,126.60-1,346,814.16

Finding the Fourth Proportional to 2,161,413.74, 2,984,126.60 and 1,346,814.16

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Solution

The fourth proportional to 2,161,413.74, 2,984,126.60 and 1,346,814.16 is: 1,859,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,413.74 : 2,984,126.60 = 1,346,814.16 : x
  2. Step 2: Convert to fraction form
    2,161,413.74/2,984,126.60 = 1,346,814.16/x
  3. Step 3: Cross multiply
    2,161,413.74x = 2,984,126.60 × 1,346,814.16
  4. Step 4: Simplify right side
    2,161,413.74x = 4,019,063,958,544.65
  5. Step 5: Solve for x
    x = 4,019,063,958,544.65/2,161,413.74
  6. Step 6: Final answer
    x = 1,859,460.72

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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.