Home / 2,289,993.76-3,160,045.20-1,271,398.24

Finding the Fourth Proportional to 2,289,993.76, 3,160,045.20 and 1,271,398.24

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Solution

The fourth proportional to 2,289,993.76, 3,160,045.20 and 1,271,398.24 is: 1,754,448.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,993.76 : 3,160,045.20 = 1,271,398.24 : x
  2. Step 2: Convert to fraction form
    2,289,993.76/3,160,045.20 = 1,271,398.24/x
  3. Step 3: Cross multiply
    2,289,993.76x = 3,160,045.20 × 1,271,398.24
  4. Step 4: Simplify right side
    2,289,993.76x = 4,017,675,905,600.45
  5. Step 5: Solve for x
    x = 4,017,675,905,600.45/2,289,993.76
  6. Step 6: Final answer
    x = 1,754,448.41

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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.