Home / 2,389,907.07-3,298,030.16-1,302,187.59

Finding the Fourth Proportional to 2,389,907.07, 3,298,030.16 and 1,302,187.59

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Solution

The fourth proportional to 2,389,907.07, 3,298,030.16 and 1,302,187.59 is: 1,796,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,907.07 : 3,298,030.16 = 1,302,187.59 : x
  2. Step 2: Convert to fraction form
    2,389,907.07/3,298,030.16 = 1,302,187.59/x
  3. Step 3: Cross multiply
    2,389,907.07x = 3,298,030.16 × 1,302,187.59
  4. Step 4: Simplify right side
    2,389,907.07x = 4,294,653,939,286.78
  5. Step 5: Solve for x
    x = 4,294,653,939,286.78/2,389,907.07
  6. Step 6: Final answer
    x = 1,796,996.21

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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.