Home / 4,678,373-6,456,156.36-2,641,313.72

Finding the Fourth Proportional to 4,678,373, 6,456,156.36 and 2,641,313.72

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Solution

The fourth proportional to 4,678,373, 6,456,156.36 and 2,641,313.72 is: 3,645,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,373 : 6,456,156.36 = 2,641,313.72 : x
  2. Step 2: Convert to fraction form
    4,678,373/6,456,156.36 = 2,641,313.72/x
  3. Step 3: Cross multiply
    4,678,373x = 6,456,156.36 × 2,641,313.72
  4. Step 4: Simplify right side
    4,678,373x = 17,052,734,372,133.26
  5. Step 5: Solve for x
    x = 17,052,734,372,133.26/4,678,373
  6. Step 6: Final answer
    x = 3,645,013.85

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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.