Home / 2,166,634.02-2,989,918.50-1,199,743.56

Finding the Fourth Proportional to 2,166,634.02, 2,989,918.50 and 1,199,743.56

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Solution

The fourth proportional to 2,166,634.02, 2,989,918.50 and 1,199,743.56 is: 1,655,625.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,634.02 : 2,989,918.50 = 1,199,743.56 : x
  2. Step 2: Convert to fraction form
    2,166,634.02/2,989,918.50 = 1,199,743.56/x
  3. Step 3: Cross multiply
    2,166,634.02x = 2,989,918.50 × 1,199,743.56
  4. Step 4: Simplify right side
    2,166,634.02x = 3,587,135,465,299.86
  5. Step 5: Solve for x
    x = 3,587,135,465,299.86/2,166,634.02
  6. Step 6: Final answer
    x = 1,655,625.93

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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.