Home / 1,369,278.60-2,054,112.30-422,550.60

Finding the Fourth Proportional to 1,369,278.60, 2,054,112.30 and 422,550.60

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Solution

The fourth proportional to 1,369,278.60, 2,054,112.30 and 422,550.60 is: 633,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,278.60 : 2,054,112.30 = 422,550.60 : x
  2. Step 2: Convert to fraction form
    1,369,278.60/2,054,112.30 = 422,550.60/x
  3. Step 3: Cross multiply
    1,369,278.60x = 2,054,112.30 × 422,550.60
  4. Step 4: Simplify right side
    1,369,278.60x = 867,966,384,832.38
  5. Step 5: Solve for x
    x = 867,966,384,832.38/1,369,278.60
  6. Step 6: Final answer
    x = 633,885.89

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1.5x scale

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.