Home / 2,953,529.31-4,431,041.19-823,613.66

Finding the Fourth Proportional to 2,953,529.31, 4,431,041.19 and 823,613.66

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Solution

The fourth proportional to 2,953,529.31, 4,431,041.19 and 823,613.66 is: 1,235,628.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,529.31 : 4,431,041.19 = 823,613.66 : x
  2. Step 2: Convert to fraction form
    2,953,529.31/4,431,041.19 = 823,613.66/x
  3. Step 3: Cross multiply
    2,953,529.31x = 4,431,041.19 × 823,613.66
  4. Step 4: Simplify right side
    2,953,529.31x = 3,649,466,052,106.66
  5. Step 5: Solve for x
    x = 3,649,466,052,106.66/2,953,529.31
  6. Step 6: Final answer
    x = 1,235,628.86

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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.