Home / 1,372,895.33-2,059,320.92-426,266.96

Finding the Fourth Proportional to 1,372,895.33, 2,059,320.92 and 426,266.96

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Solution

The fourth proportional to 1,372,895.33, 2,059,320.92 and 426,266.96 is: 639,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,895.33 : 2,059,320.92 = 426,266.96 : x
  2. Step 2: Convert to fraction form
    1,372,895.33/2,059,320.92 = 426,266.96/x
  3. Step 3: Cross multiply
    1,372,895.33x = 2,059,320.92 × 426,266.96
  4. Step 4: Simplify right side
    1,372,895.33x = 877,820,455,804.86
  5. Step 5: Solve for x
    x = 877,820,455,804.86/1,372,895.33
  6. Step 6: Final answer
    x = 639,393.58

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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.