Home / 1,285,301.70-1,928,612.70-566,147.34

Finding the Fourth Proportional to 1,285,301.70, 1,928,612.70 and 566,147.34

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Solution

The fourth proportional to 1,285,301.70, 1,928,612.70 and 566,147.34 is: 849,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,301.70 : 1,928,612.70 = 566,147.34 : x
  2. Step 2: Convert to fraction form
    1,285,301.70/1,928,612.70 = 566,147.34/x
  3. Step 3: Cross multiply
    1,285,301.70x = 1,928,612.70 × 566,147.34
  4. Step 4: Simplify right side
    1,285,301.70x = 1,091,878,949,995.22
  5. Step 5: Solve for x
    x = 1,091,878,949,995.22/1,285,301.70
  6. Step 6: Final answer
    x = 849,511.79

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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.