Home / 1,763,389.80-2,645,171.10-923,581.80

Finding the Fourth Proportional to 1,763,389.80, 2,645,171.10 and 923,581.80

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Solution

The fourth proportional to 1,763,389.80, 2,645,171.10 and 923,581.80 is: 1,385,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,389.80 : 2,645,171.10 = 923,581.80 : x
  2. Step 2: Convert to fraction form
    1,763,389.80/2,645,171.10 = 923,581.80/x
  3. Step 3: Cross multiply
    1,763,389.80x = 2,645,171.10 × 923,581.80
  4. Step 4: Simplify right side
    1,763,389.80x = 2,443,031,885,845.98
  5. Step 5: Solve for x
    x = 2,443,031,885,845.98/1,763,389.80
  6. Step 6: Final answer
    x = 1,385,417.95

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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.