Home / 3,615,383.44-5,423,051.52-919,685.68

Finding the Fourth Proportional to 3,615,383.44, 5,423,051.52 and 919,685.68

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Solution

The fourth proportional to 3,615,383.44, 5,423,051.52 and 919,685.68 is: 1,379,522.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,383.44 : 5,423,051.52 = 919,685.68 : x
  2. Step 2: Convert to fraction form
    3,615,383.44/5,423,051.52 = 919,685.68/x
  3. Step 3: Cross multiply
    3,615,383.44x = 5,423,051.52 × 919,685.68
  4. Step 4: Simplify right side
    3,615,383.44x = 4,987,502,824,846.23
  5. Step 5: Solve for x
    x = 4,987,502,824,846.23/3,615,383.44
  6. Step 6: Final answer
    x = 1,379,522.51

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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.