Home / 2,390,139.84-3,298,350.48-1,302,419.04

Finding the Fourth Proportional to 2,390,139.84, 3,298,350.48 and 1,302,419.04

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Solution

The fourth proportional to 2,390,139.84, 3,298,350.48 and 1,302,419.04 is: 1,797,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,139.84 : 3,298,350.48 = 1,302,419.04 : x
  2. Step 2: Convert to fraction form
    2,390,139.84/3,298,350.48 = 1,302,419.04/x
  3. Step 3: Cross multiply
    2,390,139.84x = 3,298,350.48 × 1,302,419.04
  4. Step 4: Simplify right side
    2,390,139.84x = 4,295,834,465,745.14
  5. Step 5: Solve for x
    x = 4,295,834,465,745.14/2,390,139.84
  6. Step 6: Final answer
    x = 1,797,315.12

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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.