Home / 1,755,562.92-2,422,009.15-1,297,776.63

Finding the Fourth Proportional to 1,755,562.92, 2,422,009.15 and 1,297,776.63

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Solution

The fourth proportional to 1,755,562.92, 2,422,009.15 and 1,297,776.63 is: 1,790,438.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,562.92 : 2,422,009.15 = 1,297,776.63 : x
  2. Step 2: Convert to fraction form
    1,755,562.92/2,422,009.15 = 1,297,776.63/x
  3. Step 3: Cross multiply
    1,755,562.92x = 2,422,009.15 × 1,297,776.63
  4. Step 4: Simplify right side
    1,755,562.92x = 3,143,226,878,354.26
  5. Step 5: Solve for x
    x = 3,143,226,878,354.26/1,755,562.92
  6. Step 6: Final answer
    x = 1,790,438.18

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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.