Home / 5,478,670.56-8,219,126.67-1,883,970.66

Finding the Fourth Proportional to 5,478,670.56, 8,219,126.67 and 1,883,970.66

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Solution

The fourth proportional to 5,478,670.56, 8,219,126.67 and 1,883,970.66 is: 2,826,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,670.56 : 8,219,126.67 = 1,883,970.66 : x
  2. Step 2: Convert to fraction form
    5,478,670.56/8,219,126.67 = 1,883,970.66/x
  3. Step 3: Cross multiply
    5,478,670.56x = 8,219,126.67 × 1,883,970.66
  4. Step 4: Simplify right side
    5,478,670.56x = 15,484,593,497,103.50
  5. Step 5: Solve for x
    x = 15,484,593,497,103.50/5,478,670.56
  6. Step 6: Final answer
    x = 2,826,341.41

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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.