Home / 1,421,739.14-2,132,894.54-523,185.59

Finding the Fourth Proportional to 1,421,739.14, 2,132,894.54 and 523,185.59

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Solution

The fourth proportional to 1,421,739.14, 2,132,894.54 and 523,185.59 is: 784,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,739.14 : 2,132,894.54 = 523,185.59 : x
  2. Step 2: Convert to fraction form
    1,421,739.14/2,132,894.54 = 523,185.59/x
  3. Step 3: Cross multiply
    1,421,739.14x = 2,132,894.54 × 523,185.59
  4. Step 4: Simplify right side
    1,421,739.14x = 1,115,899,677,653.21
  5. Step 5: Solve for x
    x = 1,115,899,677,653.21/1,421,739.14
  6. Step 6: Final answer
    x = 784,883.56

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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.