Home / 4,667,391-6,440,999.76-2,521,215

Finding the Fourth Proportional to 4,667,391, 6,440,999.76 and 2,521,215

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Solution

The fourth proportional to 4,667,391, 6,440,999.76 and 2,521,215 is: 3,479,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667,391 : 6,440,999.76 = 2,521,215 : x
  2. Step 2: Convert to fraction form
    4,667,391/6,440,999.76 = 2,521,215/x
  3. Step 3: Cross multiply
    4,667,391x = 6,440,999.76 × 2,521,215
  4. Step 4: Simplify right side
    4,667,391x = 16,239,145,209,908.40
  5. Step 5: Solve for x
    x = 16,239,145,209,908.40/4,667,391
  6. Step 6: Final answer
    x = 3,479,276.80

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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.