Home / 1,581,432.24-2,180,745.27-1,352,746.56

Finding the Fourth Proportional to 1,581,432.24, 2,180,745.27 and 1,352,746.56

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Solution

The fourth proportional to 1,581,432.24, 2,180,745.27 and 1,352,746.56 is: 1,865,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,432.24 : 2,180,745.27 = 1,352,746.56 : x
  2. Step 2: Convert to fraction form
    1,581,432.24/2,180,745.27 = 1,352,746.56/x
  3. Step 3: Cross multiply
    1,581,432.24x = 2,180,745.27 × 1,352,746.56
  4. Step 4: Simplify right side
    1,581,432.24x = 2,949,995,662,228.77
  5. Step 5: Solve for x
    x = 2,949,995,662,228.77/1,581,432.24
  6. Step 6: Final answer
    x = 1,865,394.92

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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.