Home / 2,110,001.79-3,161,197.29-1,298,974.71

Finding the Fourth Proportional to 2,110,001.79, 3,161,197.29 and 1,298,974.71

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Solution

The fourth proportional to 2,110,001.79, 3,161,197.29 and 1,298,974.71 is: 1,946,119.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,001.79 : 3,161,197.29 = 1,298,974.71 : x
  2. Step 2: Convert to fraction form
    2,110,001.79/3,161,197.29 = 1,298,974.71/x
  3. Step 3: Cross multiply
    2,110,001.79x = 3,161,197.29 × 1,298,974.71
  4. Step 4: Simplify right side
    2,110,001.79x = 4,106,315,333,030.54
  5. Step 5: Solve for x
    x = 4,106,315,333,030.54/2,110,001.79
  6. Step 6: Final answer
    x = 1,946,119.36

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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.