Home / 1,241,659.17-1,714,109.70-812,594.67

Finding the Fourth Proportional to 1,241,659.17, 1,714,109.70 and 812,594.67

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Solution

The fourth proportional to 1,241,659.17, 1,714,109.70 and 812,594.67 is: 1,121,786.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,659.17 : 1,714,109.70 = 812,594.67 : x
  2. Step 2: Convert to fraction form
    1,241,659.17/1,714,109.70 = 812,594.67/x
  3. Step 3: Cross multiply
    1,241,659.17x = 1,714,109.70 × 812,594.67
  4. Step 4: Simplify right side
    1,241,659.17x = 1,392,876,406,015.30
  5. Step 5: Solve for x
    x = 1,392,876,406,015.30/1,241,659.17
  6. Step 6: Final answer
    x = 1,121,786.43

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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.