Home / 1,914,673.21-2,642,203.53-1,043,535.43

Finding the Fourth Proportional to 1,914,673.21, 2,642,203.53 and 1,043,535.43

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Solution

The fourth proportional to 1,914,673.21, 2,642,203.53 and 1,043,535.43 is: 1,440,054.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,673.21 : 2,642,203.53 = 1,043,535.43 : x
  2. Step 2: Convert to fraction form
    1,914,673.21/2,642,203.53 = 1,043,535.43/x
  3. Step 3: Cross multiply
    1,914,673.21x = 2,642,203.53 × 1,043,535.43
  4. Step 4: Simplify right side
    1,914,673.21x = 2,757,232,996,826.07
  5. Step 5: Solve for x
    x = 2,757,232,996,826.07/1,914,673.21
  6. Step 6: Final answer
    x = 1,440,054.10

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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.