Home / 1,433,710.91-2,150,563.41-423,542.19

Finding the Fourth Proportional to 1,433,710.91, 2,150,563.41 and 423,542.19

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Solution

The fourth proportional to 1,433,710.91, 2,150,563.41 and 423,542.19 is: 635,312.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,710.91 : 2,150,563.41 = 423,542.19 : x
  2. Step 2: Convert to fraction form
    1,433,710.91/2,150,563.41 = 423,542.19/x
  3. Step 3: Cross multiply
    1,433,710.91x = 2,150,563.41 × 423,542.19
  4. Step 4: Simplify right side
    1,433,710.91x = 910,854,329,928.94
  5. Step 5: Solve for x
    x = 910,854,329,928.94/1,433,710.91
  6. Step 6: Final answer
    x = 635,312.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.