Home / 1,053,173.05-1,453,375.65-569,738.10

Finding the Fourth Proportional to 1,053,173.05, 1,453,375.65 and 569,738.10

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Solution

The fourth proportional to 1,053,173.05, 1,453,375.65 and 569,738.10 is: 786,236.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,173.05 : 1,453,375.65 = 569,738.10 : x
  2. Step 2: Convert to fraction form
    1,053,173.05/1,453,375.65 = 569,738.10/x
  3. Step 3: Cross multiply
    1,053,173.05x = 1,453,375.65 × 569,738.10
  4. Step 4: Simplify right side
    1,053,173.05x = 828,043,481,417.27
  5. Step 5: Solve for x
    x = 828,043,481,417.27/1,053,173.05
  6. Step 6: Final answer
    x = 786,236.87

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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.