Home / 1,372,895.70-2,059,321.47-426,267.33

Finding the Fourth Proportional to 1,372,895.70, 2,059,321.47 and 426,267.33

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Solution

The fourth proportional to 1,372,895.70, 2,059,321.47 and 426,267.33 is: 639,394.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,895.70 : 2,059,321.47 = 426,267.33 : x
  2. Step 2: Convert to fraction form
    1,372,895.70/2,059,321.47 = 426,267.33/x
  3. Step 3: Cross multiply
    1,372,895.70x = 2,059,321.47 × 426,267.33
  4. Step 4: Simplify right side
    1,372,895.70x = 877,821,464,628.58
  5. Step 5: Solve for x
    x = 877,821,464,628.58/1,372,895.70
  6. Step 6: Final answer
    x = 639,394.14

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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.