Home / 3,628,167.39-5,438,881.89-1,605,330.90

Finding the Fourth Proportional to 3,628,167.39, 5,438,881.89 and 1,605,330.90

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Solution

The fourth proportional to 3,628,167.39, 5,438,881.89 and 1,605,330.90 is: 2,406,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,167.39 : 5,438,881.89 = 1,605,330.90 : x
  2. Step 2: Convert to fraction form
    3,628,167.39/5,438,881.89 = 1,605,330.90/x
  3. Step 3: Cross multiply
    3,628,167.39x = 5,438,881.89 × 1,605,330.90
  4. Step 4: Simplify right side
    3,628,167.39x = 8,731,205,159,467.40
  5. Step 5: Solve for x
    x = 8,731,205,159,467.40/3,628,167.39
  6. Step 6: Final answer
    x = 2,406,505.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.