Home / 1,265,234.70-1,895,752.44-890,470.38

Finding the Fourth Proportional to 1,265,234.70, 1,895,752.44 and 890,470.38

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Solution

The fourth proportional to 1,265,234.70, 1,895,752.44 and 890,470.38 is: 1,334,227.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,234.70 : 1,895,752.44 = 890,470.38 : x
  2. Step 2: Convert to fraction form
    1,265,234.70/1,895,752.44 = 890,470.38/x
  3. Step 3: Cross multiply
    1,265,234.70x = 1,895,752.44 × 890,470.38
  4. Step 4: Simplify right side
    1,265,234.70x = 1,688,111,395,632.73
  5. Step 5: Solve for x
    x = 1,688,111,395,632.73/1,265,234.70
  6. Step 6: Final answer
    x = 1,334,227.87

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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.