Home / 3,431,214.76-4,735,643.94-1,903,813.96

Finding the Fourth Proportional to 3,431,214.76, 4,735,643.94 and 1,903,813.96

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Solution

The fourth proportional to 3,431,214.76, 4,735,643.94 and 1,903,813.96 is: 2,627,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,214.76 : 4,735,643.94 = 1,903,813.96 : x
  2. Step 2: Convert to fraction form
    3,431,214.76/4,735,643.94 = 1,903,813.96/x
  3. Step 3: Cross multiply
    3,431,214.76x = 4,735,643.94 × 1,903,813.96
  4. Step 4: Simplify right side
    3,431,214.76x = 9,015,785,042,561.40
  5. Step 5: Solve for x
    x = 9,015,785,042,561.40/3,431,214.76
  6. Step 6: Final answer
    x = 2,627,578.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.