Home / 1,455,208.54-2,008,248.29-810,628.56

Finding the Fourth Proportional to 1,455,208.54, 2,008,248.29 and 810,628.56

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Solution

The fourth proportional to 1,455,208.54, 2,008,248.29 and 810,628.56 is: 1,118,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,208.54 : 2,008,248.29 = 810,628.56 : x
  2. Step 2: Convert to fraction form
    1,455,208.54/2,008,248.29 = 810,628.56/x
  3. Step 3: Cross multiply
    1,455,208.54x = 2,008,248.29 × 810,628.56
  4. Step 4: Simplify right side
    1,455,208.54x = 1,627,943,418,431.88
  5. Step 5: Solve for x
    x = 1,627,943,418,431.88/1,455,208.54
  6. Step 6: Final answer
    x = 1,118,701.12

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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.