Home / 2,603,496.60-3,889,412.55-1,685,198.52

Finding the Fourth Proportional to 2,603,496.60, 3,889,412.55 and 1,685,198.52

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Solution

The fourth proportional to 2,603,496.60, 3,889,412.55 and 1,685,198.52 is: 2,517,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,496.60 : 3,889,412.55 = 1,685,198.52 : x
  2. Step 2: Convert to fraction form
    2,603,496.60/3,889,412.55 = 1,685,198.52/x
  3. Step 3: Cross multiply
    2,603,496.60x = 3,889,412.55 × 1,685,198.52
  4. Step 4: Simplify right side
    2,603,496.60x = 6,554,432,272,929.43
  5. Step 5: Solve for x
    x = 6,554,432,272,929.43/2,603,496.60
  6. Step 6: Final answer
    x = 2,517,549.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.