Home / 1,053,579.62-1,453,939.88-570,144.77

Finding the Fourth Proportional to 1,053,579.62, 1,453,939.88 and 570,144.77

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Solution

The fourth proportional to 1,053,579.62, 1,453,939.88 and 570,144.77 is: 786,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,579.62 : 1,453,939.88 = 570,144.77 : x
  2. Step 2: Convert to fraction form
    1,053,579.62/1,453,939.88 = 570,144.77/x
  3. Step 3: Cross multiply
    1,053,579.62x = 1,453,939.88 × 570,144.77
  4. Step 4: Simplify right side
    1,053,579.62x = 828,956,218,476.43
  5. Step 5: Solve for x
    x = 828,956,218,476.43/1,053,579.62
  6. Step 6: Final answer
    x = 786,799.78

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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.