Home / 1,053,621.11-1,453,010.39-699,375.45

Finding the Fourth Proportional to 1,053,621.11, 1,453,010.39 and 699,375.45

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Solution

The fourth proportional to 1,053,621.11, 1,453,010.39 and 699,375.45 is: 964,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,621.11 : 1,453,010.39 = 699,375.45 : x
  2. Step 2: Convert to fraction form
    1,053,621.11/1,453,010.39 = 699,375.45/x
  3. Step 3: Cross multiply
    1,053,621.11x = 1,453,010.39 × 699,375.45
  4. Step 4: Simplify right side
    1,053,621.11x = 1,016,199,796,908.67
  5. Step 5: Solve for x
    x = 1,016,199,796,908.67/1,053,621.11
  6. Step 6: Final answer
    x = 964,483.14

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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.