Home / 2,628,645.93-3,578,869.89-2,620,549.17

Finding the Fourth Proportional to 2,628,645.93, 3,578,869.89 and 2,620,549.17

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Solution

The fourth proportional to 2,628,645.93, 3,578,869.89 and 2,620,549.17 is: 3,567,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,645.93 : 3,578,869.89 = 2,620,549.17 : x
  2. Step 2: Convert to fraction form
    2,628,645.93/3,578,869.89 = 2,620,549.17/x
  3. Step 3: Cross multiply
    2,628,645.93x = 3,578,869.89 × 2,620,549.17
  4. Step 4: Simplify right side
    2,628,645.93x = 9,378,604,519,777.49
  5. Step 5: Solve for x
    x = 9,378,604,519,777.49/2,628,645.93
  6. Step 6: Final answer
    x = 3,567,846.25

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.