Home / 1,040,205.10-1,559,443.65-441,625.90

Finding the Fourth Proportional to 1,040,205.10, 1,559,443.65 and 441,625.90

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Solution

The fourth proportional to 1,040,205.10, 1,559,443.65 and 441,625.90 is: 662,072.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,205.10 : 1,559,443.65 = 441,625.90 : x
  2. Step 2: Convert to fraction form
    1,040,205.10/1,559,443.65 = 441,625.90/x
  3. Step 3: Cross multiply
    1,040,205.10x = 1,559,443.65 × 441,625.90
  4. Step 4: Simplify right side
    1,040,205.10x = 688,690,705,430.54
  5. Step 5: Solve for x
    x = 688,690,705,430.54/1,040,205.10
  6. Step 6: Final answer
    x = 662,072.03

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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.