Home / 1,310,507.14-1,809,057.90-881,036.37

Finding the Fourth Proportional to 1,310,507.14, 1,809,057.90 and 881,036.37

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Solution

The fourth proportional to 1,310,507.14, 1,809,057.90 and 881,036.37 is: 1,216,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,507.14 : 1,809,057.90 = 881,036.37 : x
  2. Step 2: Convert to fraction form
    1,310,507.14/1,809,057.90 = 881,036.37/x
  3. Step 3: Cross multiply
    1,310,507.14x = 1,809,057.90 × 881,036.37
  4. Step 4: Simplify right side
    1,310,507.14x = 1,593,845,805,335.82
  5. Step 5: Solve for x
    x = 1,593,845,805,335.82/1,310,507.14
  6. Step 6: Final answer
    x = 1,216,205.36

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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.