Home / 1,385,713.30-2,078,137.95-544,522.90

Finding the Fourth Proportional to 1,385,713.30, 2,078,137.95 and 544,522.90

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Solution

The fourth proportional to 1,385,713.30, 2,078,137.95 and 544,522.90 is: 816,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,713.30 : 2,078,137.95 = 544,522.90 : x
  2. Step 2: Convert to fraction form
    1,385,713.30/2,078,137.95 = 544,522.90/x
  3. Step 3: Cross multiply
    1,385,713.30x = 2,078,137.95 × 544,522.90
  4. Step 4: Simplify right side
    1,385,713.30x = 1,131,593,703,134.06
  5. Step 5: Solve for x
    x = 1,131,593,703,134.06/1,385,713.30
  6. Step 6: Final answer
    x = 816,614.59

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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.