Home / 1,755,139.48-2,633,680.68-856,588.66

Finding the Fourth Proportional to 1,755,139.48, 2,633,680.68 and 856,588.66

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Solution

The fourth proportional to 1,755,139.48, 2,633,680.68 and 856,588.66 is: 1,285,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,139.48 : 2,633,680.68 = 856,588.66 : x
  2. Step 2: Convert to fraction form
    1,755,139.48/2,633,680.68 = 856,588.66/x
  3. Step 3: Cross multiply
    1,755,139.48x = 2,633,680.68 × 856,588.66
  4. Step 4: Simplify right side
    1,755,139.48x = 2,255,981,004,549.09
  5. Step 5: Solve for x
    x = 2,255,981,004,549.09/1,755,139.48
  6. Step 6: Final answer
    x = 1,285,357.11

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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.