Home / 1,480,011.84-2,219,833.20-415,136.94

Finding the Fourth Proportional to 1,480,011.84, 2,219,833.20 and 415,136.94

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Solution

The fourth proportional to 1,480,011.84, 2,219,833.20 and 415,136.94 is: 622,653.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,011.84 : 2,219,833.20 = 415,136.94 : x
  2. Step 2: Convert to fraction form
    1,480,011.84/2,219,833.20 = 415,136.94/x
  3. Step 3: Cross multiply
    1,480,011.84x = 2,219,833.20 × 415,136.94
  4. Step 4: Simplify right side
    1,480,011.84x = 921,534,761,958.41
  5. Step 5: Solve for x
    x = 921,534,761,958.41/1,480,011.84
  6. Step 6: Final answer
    x = 622,653.64

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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.