Home / 1,877,789.70-2,816,290.40-529,637.03

Finding the Fourth Proportional to 1,877,789.70, 2,816,290.40 and 529,637.03

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Solution

The fourth proportional to 1,877,789.70, 2,816,290.40 and 529,637.03 is: 794,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,789.70 : 2,816,290.40 = 529,637.03 : x
  2. Step 2: Convert to fraction form
    1,877,789.70/2,816,290.40 = 529,637.03/x
  3. Step 3: Cross multiply
    1,877,789.70x = 2,816,290.40 × 529,637.03
  4. Step 4: Simplify right side
    1,877,789.70x = 1,491,611,673,384.60
  5. Step 5: Solve for x
    x = 1,491,611,673,384.60/1,877,789.70
  6. Step 6: Final answer
    x = 794,344.37

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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.