Home / 1,061,743.68-1,593,270-430,662.96

Finding the Fourth Proportional to 1,061,743.68, 1,593,270 and 430,662.96

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Solution

The fourth proportional to 1,061,743.68, 1,593,270 and 430,662.96 is: 646,259.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,743.68 : 1,593,270 = 430,662.96 : x
  2. Step 2: Convert to fraction form
    1,061,743.68/1,593,270 = 430,662.96/x
  3. Step 3: Cross multiply
    1,061,743.68x = 1,593,270 × 430,662.96
  4. Step 4: Simplify right side
    1,061,743.68x = 686,162,374,279.20
  5. Step 5: Solve for x
    x = 686,162,374,279.20/1,061,743.68
  6. Step 6: Final answer
    x = 646,259.91

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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.