Home / 2,205,390.40-3,308,474.40-786,270.40

Finding the Fourth Proportional to 2,205,390.40, 3,308,474.40 and 786,270.40

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Solution

The fourth proportional to 2,205,390.40, 3,308,474.40 and 786,270.40 is: 1,179,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,390.40 : 3,308,474.40 = 786,270.40 : x
  2. Step 2: Convert to fraction form
    2,205,390.40/3,308,474.40 = 786,270.40/x
  3. Step 3: Cross multiply
    2,205,390.40x = 3,308,474.40 × 786,270.40
  4. Step 4: Simplify right side
    2,205,390.40x = 2,601,355,489,877.76
  5. Step 5: Solve for x
    x = 2,601,355,489,877.76/2,205,390.40
  6. Step 6: Final answer
    x = 1,179,544.22

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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.