Home / 1,474,710.39-2,212,064.55-409,752

Finding the Fourth Proportional to 1,474,710.39, 2,212,064.55 and 409,752

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Solution

The fourth proportional to 1,474,710.39, 2,212,064.55 and 409,752 is: 614,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,710.39 : 2,212,064.55 = 409,752 : x
  2. Step 2: Convert to fraction form
    1,474,710.39/2,212,064.55 = 409,752/x
  3. Step 3: Cross multiply
    1,474,710.39x = 2,212,064.55 × 409,752
  4. Step 4: Simplify right side
    1,474,710.39x = 906,397,873,491.60
  5. Step 5: Solve for x
    x = 906,397,873,491.60/1,474,710.39
  6. Step 6: Final answer
    x = 614,627.71

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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.