Home / 2,953,573.45-4,431,107.40-823,657.80

Finding the Fourth Proportional to 2,953,573.45, 4,431,107.40 and 823,657.80

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Solution

The fourth proportional to 2,953,573.45, 4,431,107.40 and 823,657.80 is: 1,235,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,573.45 : 4,431,107.40 = 823,657.80 : x
  2. Step 2: Convert to fraction form
    2,953,573.45/4,431,107.40 = 823,657.80/x
  3. Step 3: Cross multiply
    2,953,573.45x = 4,431,107.40 × 823,657.80
  4. Step 4: Simplify right side
    2,953,573.45x = 3,649,716,168,200.29
  5. Step 5: Solve for x
    x = 3,649,716,168,200.29/2,953,573.45
  6. Step 6: Final answer
    x = 1,235,695.07

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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.