Home / 3,602,580.72-4,970,747.28-2,151,992.20

Finding the Fourth Proportional to 3,602,580.72, 4,970,747.28 and 2,151,992.20

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Solution

The fourth proportional to 3,602,580.72, 4,970,747.28 and 2,151,992.20 is: 2,969,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602,580.72 : 4,970,747.28 = 2,151,992.20 : x
  2. Step 2: Convert to fraction form
    3,602,580.72/4,970,747.28 = 2,151,992.20/x
  3. Step 3: Cross multiply
    3,602,580.72x = 4,970,747.28 × 2,151,992.20
  4. Step 4: Simplify right side
    3,602,580.72x = 10,697,009,374,731.22
  5. Step 5: Solve for x
    x = 10,697,009,374,731.22/3,602,580.72
  6. Step 6: Final answer
    x = 2,969,262.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.