Home / 1,053,621.47-1,453,997.45-570,186.61

Finding the Fourth Proportional to 1,053,621.47, 1,453,997.45 and 570,186.61

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Solution

The fourth proportional to 1,053,621.47, 1,453,997.45 and 570,186.61 is: 786,857.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,621.47 : 1,453,997.45 = 570,186.61 : x
  2. Step 2: Convert to fraction form
    1,053,621.47/1,453,997.45 = 570,186.61/x
  3. Step 3: Cross multiply
    1,053,621.47x = 1,453,997.45 × 570,186.61
  4. Step 4: Simplify right side
    1,053,621.47x = 829,049,874,754.62
  5. Step 5: Solve for x
    x = 829,049,874,754.62/1,053,621.47
  6. Step 6: Final answer
    x = 786,857.42

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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.