Home / 903,998.76-1,348,011.20-895,885

Finding the Fourth Proportional to 903,998.76, 1,348,011.20 and 895,885

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Solution

The fourth proportional to 903,998.76, 1,348,011.20 and 895,885 is: 1,335,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,998.76 : 1,348,011.20 = 895,885 : x
  2. Step 2: Convert to fraction form
    903,998.76/1,348,011.20 = 895,885/x
  3. Step 3: Cross multiply
    903,998.76x = 1,348,011.20 × 895,885
  4. Step 4: Simplify right side
    903,998.76x = 1,207,663,013,912
  5. Step 5: Solve for x
    x = 1,207,663,013,912/903,998.76
  6. Step 6: Final answer
    x = 1,335,912.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.