Home / 1,395,126-2,092,157.64-826,667.46

Finding the Fourth Proportional to 1,395,126, 2,092,157.64 and 826,667.46

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Solution

The fourth proportional to 1,395,126, 2,092,157.64 and 826,667.46 is: 1,239,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,126 : 2,092,157.64 = 826,667.46 : x
  2. Step 2: Convert to fraction form
    1,395,126/2,092,157.64 = 826,667.46/x
  3. Step 3: Cross multiply
    1,395,126x = 2,092,157.64 × 826,667.46
  4. Step 4: Simplify right side
    1,395,126x = 1,729,518,642,178.39
  5. Step 5: Solve for x
    x = 1,729,518,642,178.39/1,395,126
  6. Step 6: Final answer
    x = 1,239,686.34

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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.