Home / 1,704,172.77-2,554,827.90-743,897.74

Finding the Fourth Proportional to 1,704,172.77, 2,554,827.90 and 743,897.74

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Solution

The fourth proportional to 1,704,172.77, 2,554,827.90 and 743,897.74 is: 1,115,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,172.77 : 2,554,827.90 = 743,897.74 : x
  2. Step 2: Convert to fraction form
    1,704,172.77/2,554,827.90 = 743,897.74/x
  3. Step 3: Cross multiply
    1,704,172.77x = 2,554,827.90 × 743,897.74
  4. Step 4: Simplify right side
    1,704,172.77x = 1,900,530,700,696.99
  5. Step 5: Solve for x
    x = 1,900,530,700,696.99/1,704,172.77
  6. Step 6: Final answer
    x = 1,115,221.84

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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.