Home / 2,056,621.47-2,837,799.68-1,292,133.75

Finding the Fourth Proportional to 2,056,621.47, 2,837,799.68 and 1,292,133.75

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Solution

The fourth proportional to 2,056,621.47, 2,837,799.68 and 1,292,133.75 is: 1,782,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,621.47 : 2,837,799.68 = 1,292,133.75 : x
  2. Step 2: Convert to fraction form
    2,056,621.47/2,837,799.68 = 1,292,133.75/x
  3. Step 3: Cross multiply
    2,056,621.47x = 2,837,799.68 × 1,292,133.75
  4. Step 4: Simplify right side
    2,056,621.47x = 3,666,816,735,806.53
  5. Step 5: Solve for x
    x = 3,666,816,735,806.53/2,056,621.47
  6. Step 6: Final answer
    x = 1,782,932.25

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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.