Home / 2,205,263.37-3,307,885.80-858,365.25

Finding the Fourth Proportional to 2,205,263.37, 3,307,885.80 and 858,365.25

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Solution

The fourth proportional to 2,205,263.37, 3,307,885.80 and 858,365.25 is: 1,287,544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,263.37 : 3,307,885.80 = 858,365.25 : x
  2. Step 2: Convert to fraction form
    2,205,263.37/3,307,885.80 = 858,365.25/x
  3. Step 3: Cross multiply
    2,205,263.37x = 3,307,885.80 × 858,365.25
  4. Step 4: Simplify right side
    2,205,263.37x = 2,839,374,221,688.45
  5. Step 5: Solve for x
    x = 2,839,374,221,688.45/2,205,263.37
  6. Step 6: Final answer
    x = 1,287,544.27

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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.