Home / 1,821,929.20-2,732,893.80-623,744.80

Finding the Fourth Proportional to 1,821,929.20, 2,732,893.80 and 623,744.80

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Solution

The fourth proportional to 1,821,929.20, 2,732,893.80 and 623,744.80 is: 935,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,929.20 : 2,732,893.80 = 623,744.80 : x
  2. Step 2: Convert to fraction form
    1,821,929.20/2,732,893.80 = 623,744.80/x
  3. Step 3: Cross multiply
    1,821,929.20x = 2,732,893.80 × 623,744.80
  4. Step 4: Simplify right side
    1,821,929.20x = 1,704,628,296,702.24
  5. Step 5: Solve for x
    x = 1,704,628,296,702.24/1,821,929.20
  6. Step 6: Final answer
    x = 935,617.20

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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.