Home / 3,317,307.70-4,577,390.87-1,866,916.64

Finding the Fourth Proportional to 3,317,307.70, 4,577,390.87 and 1,866,916.64

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Solution

The fourth proportional to 3,317,307.70, 4,577,390.87 and 1,866,916.64 is: 2,576,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,307.70 : 4,577,390.87 = 1,866,916.64 : x
  2. Step 2: Convert to fraction form
    3,317,307.70/4,577,390.87 = 1,866,916.64/x
  3. Step 3: Cross multiply
    3,317,307.70x = 4,577,390.87 × 1,866,916.64
  4. Step 4: Simplify right side
    3,317,307.70x = 8,545,607,175,100.26
  5. Step 5: Solve for x
    x = 8,545,607,175,100.26/3,317,307.70
  6. Step 6: Final answer
    x = 2,576,067.08

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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.