Home / 1,877,789.45-2,816,290.02-529,636.78

Finding the Fourth Proportional to 1,877,789.45, 2,816,290.02 and 529,636.78

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Solution

The fourth proportional to 1,877,789.45, 2,816,290.02 and 529,636.78 is: 794,343.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,789.45 : 2,816,290.02 = 529,636.78 : x
  2. Step 2: Convert to fraction form
    1,877,789.45/2,816,290.02 = 529,636.78/x
  3. Step 3: Cross multiply
    1,877,789.45x = 2,816,290.02 × 529,636.78
  4. Step 4: Simplify right side
    1,877,789.45x = 1,491,610,770,698.21
  5. Step 5: Solve for x
    x = 1,491,610,770,698.21/1,877,789.45
  6. Step 6: Final answer
    x = 794,343.99

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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.