Home / 1,755,136.20-2,632,704.30-1,555,681.80

Finding the Fourth Proportional to 1,755,136.20, 2,632,704.30 and 1,555,681.80

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Solution

The fourth proportional to 1,755,136.20, 2,632,704.30 and 1,555,681.80 is: 2,333,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,136.20 : 2,632,704.30 = 1,555,681.80 : x
  2. Step 2: Convert to fraction form
    1,755,136.20/2,632,704.30 = 1,555,681.80/x
  3. Step 3: Cross multiply
    1,755,136.20x = 2,632,704.30 × 1,555,681.80
  4. Step 4: Simplify right side
    1,755,136.20x = 4,095,650,164,291.74
  5. Step 5: Solve for x
    x = 4,095,650,164,291.74/1,755,136.20
  6. Step 6: Final answer
    x = 2,333,522.70

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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.