Home / 1,370,562.73-1,891,391.52-758,725.72

Finding the Fourth Proportional to 1,370,562.73, 1,891,391.52 and 758,725.72

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Solution

The fourth proportional to 1,370,562.73, 1,891,391.52 and 758,725.72 is: 1,047,049.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,562.73 : 1,891,391.52 = 758,725.72 : x
  2. Step 2: Convert to fraction form
    1,370,562.73/1,891,391.52 = 758,725.72/x
  3. Step 3: Cross multiply
    1,370,562.73x = 1,891,391.52 × 758,725.72
  4. Step 4: Simplify right side
    1,370,562.73x = 1,435,047,392,813.89
  5. Step 5: Solve for x
    x = 1,435,047,392,813.89/1,370,562.73
  6. Step 6: Final answer
    x = 1,047,049.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.