Home / 2,205,022.40-3,307,922.40-785,902.40

Finding the Fourth Proportional to 2,205,022.40, 3,307,922.40 and 785,902.40

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Solution

The fourth proportional to 2,205,022.40, 3,307,922.40 and 785,902.40 is: 1,178,992.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,022.40 : 3,307,922.40 = 785,902.40 : x
  2. Step 2: Convert to fraction form
    2,205,022.40/3,307,922.40 = 785,902.40/x
  3. Step 3: Cross multiply
    2,205,022.40x = 3,307,922.40 × 785,902.40
  4. Step 4: Simplify right side
    2,205,022.40x = 2,599,704,153,173.76
  5. Step 5: Solve for x
    x = 2,599,704,153,173.76/2,205,022.40
  6. Step 6: Final answer
    x = 1,178,992.17

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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.