Home / 3,723,605.25-5,138,643.30-2,069,907.63

Finding the Fourth Proportional to 3,723,605.25, 5,138,643.30 and 2,069,907.63

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Solution

The fourth proportional to 3,723,605.25, 5,138,643.30 and 2,069,907.63 is: 2,856,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,605.25 : 5,138,643.30 = 2,069,907.63 : x
  2. Step 2: Convert to fraction form
    3,723,605.25/5,138,643.30 = 2,069,907.63/x
  3. Step 3: Cross multiply
    3,723,605.25x = 5,138,643.30 × 2,069,907.63
  4. Step 4: Simplify right side
    3,723,605.25x = 10,636,516,974,518.38
  5. Step 5: Solve for x
    x = 10,636,516,974,518.38/3,723,605.25
  6. Step 6: Final answer
    x = 2,856,510.36

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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.