Home / 1,053,821.63-1,580,736.56-255,101.87

Finding the Fourth Proportional to 1,053,821.63, 1,580,736.56 and 255,101.87

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Solution

The fourth proportional to 1,053,821.63, 1,580,736.56 and 255,101.87 is: 382,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,821.63 : 1,580,736.56 = 255,101.87 : x
  2. Step 2: Convert to fraction form
    1,053,821.63/1,580,736.56 = 255,101.87/x
  3. Step 3: Cross multiply
    1,053,821.63x = 1,580,736.56 × 255,101.87
  4. Step 4: Simplify right side
    1,053,821.63x = 403,248,843,254.18
  5. Step 5: Solve for x
    x = 403,248,843,254.18/1,053,821.63
  6. Step 6: Final answer
    x = 382,653.79

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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.