Home / 3,680,342.16-5,078,515.95-2,713,992.72

Finding the Fourth Proportional to 3,680,342.16, 5,078,515.95 and 2,713,992.72

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Solution

The fourth proportional to 3,680,342.16, 5,078,515.95 and 2,713,992.72 is: 3,745,047.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,342.16 : 5,078,515.95 = 2,713,992.72 : x
  2. Step 2: Convert to fraction form
    3,680,342.16/5,078,515.95 = 2,713,992.72/x
  3. Step 3: Cross multiply
    3,680,342.16x = 5,078,515.95 × 2,713,992.72
  4. Step 4: Simplify right side
    3,680,342.16x = 13,783,055,316,703.88
  5. Step 5: Solve for x
    x = 13,783,055,316,703.88/3,680,342.16
  6. Step 6: Final answer
    x = 3,745,047.26

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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.