Home / 2,389,907.18-3,298,030.22-1,302,187.74

Finding the Fourth Proportional to 2,389,907.18, 3,298,030.22 and 1,302,187.74

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Solution

The fourth proportional to 2,389,907.18, 3,298,030.22 and 1,302,187.74 is: 1,796,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,907.18 : 3,298,030.22 = 1,302,187.74 : x
  2. Step 2: Convert to fraction form
    2,389,907.18/3,298,030.22 = 1,302,187.74/x
  3. Step 3: Cross multiply
    2,389,907.18x = 3,298,030.22 × 1,302,187.74
  4. Step 4: Simplify right side
    2,389,907.18x = 4,294,654,512,122.56
  5. Step 5: Solve for x
    x = 4,294,654,512,122.56/2,389,907.18
  6. Step 6: Final answer
    x = 1,796,996.37

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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.