Home / 1,044,647.30-1,567,262.55-512,185.70

Finding the Fourth Proportional to 1,044,647.30, 1,567,262.55 and 512,185.70

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Solution

The fourth proportional to 1,044,647.30, 1,567,262.55 and 512,185.70 is: 768,421.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,647.30 : 1,567,262.55 = 512,185.70 : x
  2. Step 2: Convert to fraction form
    1,044,647.30/1,567,262.55 = 512,185.70/x
  3. Step 3: Cross multiply
    1,044,647.30x = 1,567,262.55 × 512,185.70
  4. Step 4: Simplify right side
    1,044,647.30x = 802,729,466,255.54
  5. Step 5: Solve for x
    x = 802,729,466,255.54/1,044,647.30
  6. Step 6: Final answer
    x = 768,421.52

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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.