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Finding the Fourth Proportional to 5,920,894.06, 8,169,964.17 and 3,307,076.06

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Solution

The fourth proportional to 5,920,894.06, 8,169,964.17 and 3,307,076.06 is: 4,563,279.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920,894.06 : 8,169,964.17 = 3,307,076.06 : x
  2. Step 2: Convert to fraction form
    5,920,894.06/8,169,964.17 = 3,307,076.06/x
  3. Step 3: Cross multiply
    5,920,894.06x = 8,169,964.17 × 3,307,076.06
  4. Step 4: Simplify right side
    5,920,894.06x = 27,018,692,895,050.78
  5. Step 5: Solve for x
    x = 27,018,692,895,050.78/5,920,894.06
  6. Step 6: Final answer
    x = 4,563,279.23

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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.