Home / 1,755,128.60-2,633,567.70-997,551.80

Finding the Fourth Proportional to 1,755,128.60, 2,633,567.70 and 997,551.80

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Solution

The fourth proportional to 1,755,128.60, 2,633,567.70 and 997,551.80 is: 1,496,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,128.60 : 2,633,567.70 = 997,551.80 : x
  2. Step 2: Convert to fraction form
    1,755,128.60/2,633,567.70 = 997,551.80/x
  3. Step 3: Cross multiply
    1,755,128.60x = 2,633,567.70 × 997,551.80
  4. Step 4: Simplify right side
    1,755,128.60x = 2,627,120,199,556.86
  5. Step 5: Solve for x
    x = 2,627,120,199,556.86/1,755,128.60
  6. Step 6: Final answer
    x = 1,496,824.90

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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.