Home / 1,061,359.68-1,592,035.92-430,272

Finding the Fourth Proportional to 1,061,359.68, 1,592,035.92 and 430,272

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Solution

The fourth proportional to 1,061,359.68, 1,592,035.92 and 430,272 is: 645,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,359.68 : 1,592,035.92 = 430,272 : x
  2. Step 2: Convert to fraction form
    1,061,359.68/1,592,035.92 = 430,272/x
  3. Step 3: Cross multiply
    1,061,359.68x = 1,592,035.92 × 430,272
  4. Step 4: Simplify right side
    1,061,359.68x = 685,008,479,370.24
  5. Step 5: Solve for x
    x = 685,008,479,370.24/1,061,359.68
  6. Step 6: Final answer
    x = 645,406.54

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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.