Home / 3,491,465.31-4,818,190.64-1,963,539.63

Finding the Fourth Proportional to 3,491,465.31, 4,818,190.64 and 1,963,539.63

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Solution

The fourth proportional to 3,491,465.31, 4,818,190.64 and 1,963,539.63 is: 2,709,666.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,465.31 : 4,818,190.64 = 1,963,539.63 : x
  2. Step 2: Convert to fraction form
    3,491,465.31/4,818,190.64 = 1,963,539.63/x
  3. Step 3: Cross multiply
    3,491,465.31x = 4,818,190.64 × 1,963,539.63
  4. Step 4: Simplify right side
    3,491,465.31x = 9,460,708,256,717.36
  5. Step 5: Solve for x
    x = 9,460,708,256,717.36/3,491,465.31
  6. Step 6: Final answer
    x = 2,709,666.98

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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.