Home / 3,615,383.76-5,422,992.93-919,712.16

Finding the Fourth Proportional to 3,615,383.76, 5,422,992.93 and 919,712.16

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Solution

The fourth proportional to 3,615,383.76, 5,422,992.93 and 919,712.16 is: 1,379,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,383.76 : 5,422,992.93 = 919,712.16 : x
  2. Step 2: Convert to fraction form
    3,615,383.76/5,422,992.93 = 919,712.16/x
  3. Step 3: Cross multiply
    3,615,383.76x = 5,422,992.93 × 919,712.16
  4. Step 4: Simplify right side
    3,615,383.76x = 4,987,592,541,315.03
  5. Step 5: Solve for x
    x = 4,987,592,541,315.03/3,615,383.76
  6. Step 6: Final answer
    x = 1,379,547.20

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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.