Home / 1,025,905.21-1,415,822.45-567,009.92

Finding the Fourth Proportional to 1,025,905.21, 1,415,822.45 and 567,009.92

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Solution

The fourth proportional to 1,025,905.21, 1,415,822.45 and 567,009.92 is: 782,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,905.21 : 1,415,822.45 = 567,009.92 : x
  2. Step 2: Convert to fraction form
    1,025,905.21/1,415,822.45 = 567,009.92/x
  3. Step 3: Cross multiply
    1,025,905.21x = 1,415,822.45 × 567,009.92
  4. Step 4: Simplify right side
    1,025,905.21x = 802,785,379,065.79
  5. Step 5: Solve for x
    x = 802,785,379,065.79/1,025,905.21
  6. Step 6: Final answer
    x = 782,514.18

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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.