Home / 1,108,966.94-1,664,383.54-1,038,982.94

Finding the Fourth Proportional to 1,108,966.94, 1,664,383.54 and 1,038,982.94

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Solution

The fourth proportional to 1,108,966.94, 1,664,383.54 and 1,038,982.94 is: 1,559,348.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,966.94 : 1,664,383.54 = 1,038,982.94 : x
  2. Step 2: Convert to fraction form
    1,108,966.94/1,664,383.54 = 1,038,982.94/x
  3. Step 3: Cross multiply
    1,108,966.94x = 1,664,383.54 × 1,038,982.94
  4. Step 4: Simplify right side
    1,108,966.94x = 1,729,266,103,676.81
  5. Step 5: Solve for x
    x = 1,729,266,103,676.81/1,108,966.94
  6. Step 6: Final answer
    x = 1,559,348.65

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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.