Home / 3,190,897.61-4,786,388.06-1,060,981.72

Finding the Fourth Proportional to 3,190,897.61, 4,786,388.06 and 1,060,981.72

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Solution

The fourth proportional to 3,190,897.61, 4,786,388.06 and 1,060,981.72 is: 1,591,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,897.61 : 4,786,388.06 = 1,060,981.72 : x
  2. Step 2: Convert to fraction form
    3,190,897.61/4,786,388.06 = 1,060,981.72/x
  3. Step 3: Cross multiply
    3,190,897.61x = 4,786,388.06 × 1,060,981.72
  4. Step 4: Simplify right side
    3,190,897.61x = 5,078,270,219,215.39
  5. Step 5: Solve for x
    x = 5,078,270,219,215.39/3,190,897.61
  6. Step 6: Final answer
    x = 1,591,486.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.