Home / 1,242,892.68-1,714,994.28-698,923.42

Finding the Fourth Proportional to 1,242,892.68, 1,714,994.28 and 698,923.42

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Solution

The fourth proportional to 1,242,892.68, 1,714,994.28 and 698,923.42 is: 964,403.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,892.68 : 1,714,994.28 = 698,923.42 : x
  2. Step 2: Convert to fraction form
    1,242,892.68/1,714,994.28 = 698,923.42/x
  3. Step 3: Cross multiply
    1,242,892.68x = 1,714,994.28 × 698,923.42
  4. Step 4: Simplify right side
    1,242,892.68x = 1,198,649,667,458.04
  5. Step 5: Solve for x
    x = 1,198,649,667,458.04/1,242,892.68
  6. Step 6: Final answer
    x = 964,403.19

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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.