Home / 1,305,630.50-1,801,674.29-724,887.23

Finding the Fourth Proportional to 1,305,630.50, 1,801,674.29 and 724,887.23

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Solution

The fourth proportional to 1,305,630.50, 1,801,674.29 and 724,887.23 is: 1,000,291.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,630.50 : 1,801,674.29 = 724,887.23 : x
  2. Step 2: Convert to fraction form
    1,305,630.50/1,801,674.29 = 724,887.23/x
  3. Step 3: Cross multiply
    1,305,630.50x = 1,801,674.29 × 724,887.23
  4. Step 4: Simplify right side
    1,305,630.50x = 1,306,010,678,244.16
  5. Step 5: Solve for x
    x = 1,306,010,678,244.16/1,305,630.50
  6. Step 6: Final answer
    x = 1,000,291.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.