Home / 2,991,357.68-4,487,980.70-2,275,130.22

Finding the Fourth Proportional to 2,991,357.68, 4,487,980.70 and 2,275,130.22

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Solution

The fourth proportional to 2,991,357.68, 4,487,980.70 and 2,275,130.22 is: 3,413,413.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,357.68 : 4,487,980.70 = 2,275,130.22 : x
  2. Step 2: Convert to fraction form
    2,991,357.68/4,487,980.70 = 2,275,130.22/x
  3. Step 3: Cross multiply
    2,991,357.68x = 4,487,980.70 × 2,275,130.22
  4. Step 4: Simplify right side
    2,991,357.68x = 10,210,740,505,971.11
  5. Step 5: Solve for x
    x = 10,210,740,505,971.11/2,991,357.68
  6. Step 6: Final answer
    x = 3,413,413.44

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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.