Home / 1,683,392.68-2,322,987.78-958,417.48

Finding the Fourth Proportional to 1,683,392.68, 2,322,987.78 and 958,417.48

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Solution

The fourth proportional to 1,683,392.68, 2,322,987.78 and 958,417.48 is: 1,322,562.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,392.68 : 2,322,987.78 = 958,417.48 : x
  2. Step 2: Convert to fraction form
    1,683,392.68/2,322,987.78 = 958,417.48/x
  3. Step 3: Cross multiply
    1,683,392.68x = 2,322,987.78 × 958,417.48
  4. Step 4: Simplify right side
    1,683,392.68x = 2,226,392,094,178.39
  5. Step 5: Solve for x
    x = 2,226,392,094,178.39/1,683,392.68
  6. Step 6: Final answer
    x = 1,322,562.54

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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.