Home / 1,018,748.96-1,405,873.86-566,039.96

Finding the Fourth Proportional to 1,018,748.96, 1,405,873.86 and 566,039.96

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Solution

The fourth proportional to 1,018,748.96, 1,405,873.86 and 566,039.96 is: 781,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,748.96 : 1,405,873.86 = 566,039.96 : x
  2. Step 2: Convert to fraction form
    1,018,748.96/1,405,873.86 = 566,039.96/x
  3. Step 3: Cross multiply
    1,018,748.96x = 1,405,873.86 × 566,039.96
  4. Step 4: Simplify right side
    1,018,748.96x = 795,780,783,479.45
  5. Step 5: Solve for x
    x = 795,780,783,479.45/1,018,748.96
  6. Step 6: Final answer
    x = 781,135.31

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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.