Home / 1,790,252.86-2,685,353-442,415.42

Finding the Fourth Proportional to 1,790,252.86, 2,685,353 and 442,415.42

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Solution

The fourth proportional to 1,790,252.86, 2,685,353 and 442,415.42 is: 663,616.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,252.86 : 2,685,353 = 442,415.42 : x
  2. Step 2: Convert to fraction form
    1,790,252.86/2,685,353 = 442,415.42/x
  3. Step 3: Cross multiply
    1,790,252.86x = 2,685,353 × 442,415.42
  4. Step 4: Simplify right side
    1,790,252.86x = 1,188,041,575,343.26
  5. Step 5: Solve for x
    x = 1,188,041,575,343.26/1,790,252.86
  6. Step 6: Final answer
    x = 663,616.63

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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.