Home / 5,580,427.44-8,371,428.48-1,792,640.64

Finding the Fourth Proportional to 5,580,427.44, 8,371,428.48 and 1,792,640.64

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Solution

The fourth proportional to 5,580,427.44, 8,371,428.48 and 1,792,640.64 is: 2,689,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580,427.44 : 8,371,428.48 = 1,792,640.64 : x
  2. Step 2: Convert to fraction form
    5,580,427.44/8,371,428.48 = 1,792,640.64/x
  3. Step 3: Cross multiply
    5,580,427.44x = 8,371,428.48 × 1,792,640.64
  4. Step 4: Simplify right side
    5,580,427.44x = 15,006,962,908,101.43
  5. Step 5: Solve for x
    x = 15,006,962,908,101.43/5,580,427.44
  6. Step 6: Final answer
    x = 2,689,213.88

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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.