Home / 1,763,384.40-2,645,767.80-641,566.80

Finding the Fourth Proportional to 1,763,384.40, 2,645,767.80 and 641,566.80

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Solution

The fourth proportional to 1,763,384.40, 2,645,767.80 and 641,566.80 is: 962,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,384.40 : 2,645,767.80 = 641,566.80 : x
  2. Step 2: Convert to fraction form
    1,763,384.40/2,645,767.80 = 641,566.80/x
  3. Step 3: Cross multiply
    1,763,384.40x = 2,645,767.80 × 641,566.80
  4. Step 4: Simplify right side
    1,763,384.40x = 1,697,436,780,989.04
  5. Step 5: Solve for x
    x = 1,697,436,780,989.04/1,763,384.40
  6. Step 6: Final answer
    x = 962,601.68

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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.