Home / 1,025,905.72-1,415,823.15-567,010.43

Finding the Fourth Proportional to 1,025,905.72, 1,415,823.15 and 567,010.43

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Solution

The fourth proportional to 1,025,905.72, 1,415,823.15 and 567,010.43 is: 782,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,905.72 : 1,415,823.15 = 567,010.43 : x
  2. Step 2: Convert to fraction form
    1,025,905.72/1,415,823.15 = 567,010.43/x
  3. Step 3: Cross multiply
    1,025,905.72x = 1,415,823.15 × 567,010.43
  4. Step 4: Simplify right side
    1,025,905.72x = 802,786,483,171.29
  5. Step 5: Solve for x
    x = 802,786,483,171.29/1,025,905.72
  6. Step 6: Final answer
    x = 782,514.88

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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.