Home / 2,390,076.40-3,298,262.73-1,302,357.37

Finding the Fourth Proportional to 2,390,076.40, 3,298,262.73 and 1,302,357.37

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Solution

The fourth proportional to 2,390,076.40, 3,298,262.73 and 1,302,357.37 is: 1,797,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,076.40 : 3,298,262.73 = 1,302,357.37 : x
  2. Step 2: Convert to fraction form
    2,390,076.40/3,298,262.73 = 1,302,357.37/x
  3. Step 3: Cross multiply
    2,390,076.40x = 3,298,262.73 × 1,302,357.37
  4. Step 4: Simplify right side
    2,390,076.40x = 4,295,516,758,120.51
  5. Step 5: Solve for x
    x = 4,295,516,758,120.51/2,390,076.40
  6. Step 6: Final answer
    x = 1,797,229.90

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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.