Home / 1,885,415.43-2,828,149.48-537,578.56

Finding the Fourth Proportional to 1,885,415.43, 2,828,149.48 and 537,578.56

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Solution

The fourth proportional to 1,885,415.43, 2,828,149.48 and 537,578.56 is: 806,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,415.43 : 2,828,149.48 = 537,578.56 : x
  2. Step 2: Convert to fraction form
    1,885,415.43/2,828,149.48 = 537,578.56/x
  3. Step 3: Cross multiply
    1,885,415.43x = 2,828,149.48 × 537,578.56
  4. Step 4: Simplify right side
    1,885,415.43x = 1,520,352,529,130.31
  5. Step 5: Solve for x
    x = 1,520,352,529,130.31/1,885,415.43
  6. Step 6: Final answer
    x = 806,375.35

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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.