Home / 1,293,863.80-1,940,795.70-662,567.80

Finding the Fourth Proportional to 1,293,863.80, 1,940,795.70 and 662,567.80

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Solution

The fourth proportional to 1,293,863.80, 1,940,795.70 and 662,567.80 is: 993,851.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,863.80 : 1,940,795.70 = 662,567.80 : x
  2. Step 2: Convert to fraction form
    1,293,863.80/1,940,795.70 = 662,567.80/x
  3. Step 3: Cross multiply
    1,293,863.80x = 1,940,795.70 × 662,567.80
  4. Step 4: Simplify right side
    1,293,863.80x = 1,285,908,737,198.46
  5. Step 5: Solve for x
    x = 1,285,908,737,198.46/1,293,863.80
  6. Step 6: Final answer
    x = 993,851.70

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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.