Home / 2,077,756.60-3,117,218.10-1,012,833.40

Finding the Fourth Proportional to 2,077,756.60, 3,117,218.10 and 1,012,833.40

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Solution

The fourth proportional to 2,077,756.60, 3,117,218.10 and 1,012,833.40 is: 1,519,534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,756.60 : 3,117,218.10 = 1,012,833.40 : x
  2. Step 2: Convert to fraction form
    2,077,756.60/3,117,218.10 = 1,012,833.40/x
  3. Step 3: Cross multiply
    2,077,756.60x = 3,117,218.10 × 1,012,833.40
  4. Step 4: Simplify right side
    2,077,756.60x = 3,157,222,606,764.54
  5. Step 5: Solve for x
    x = 3,157,222,606,764.54/2,077,756.60
  6. Step 6: Final answer
    x = 1,519,534.39

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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.