Home / 1,658,593.89-2,289,565.79-1,115,044.94

Finding the Fourth Proportional to 1,658,593.89, 2,289,565.79 and 1,115,044.94

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Solution

The fourth proportional to 1,658,593.89, 2,289,565.79 and 1,115,044.94 is: 1,539,236.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,593.89 : 2,289,565.79 = 1,115,044.94 : x
  2. Step 2: Convert to fraction form
    1,658,593.89/2,289,565.79 = 1,115,044.94/x
  3. Step 3: Cross multiply
    1,658,593.89x = 2,289,565.79 × 1,115,044.94
  4. Step 4: Simplify right side
    1,658,593.89x = 2,552,968,731,913.55
  5. Step 5: Solve for x
    x = 2,552,968,731,913.55/1,658,593.89
  6. Step 6: Final answer
    x = 1,539,236.79

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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.