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Finding the Fourth Proportional to 3,885,602.44, 5,824,875.28 and 1,359,879.88

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Solution

The fourth proportional to 3,885,602.44, 5,824,875.28 and 1,359,879.88 is: 2,038,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,602.44 : 5,824,875.28 = 1,359,879.88 : x
  2. Step 2: Convert to fraction form
    3,885,602.44/5,824,875.28 = 1,359,879.88/x
  3. Step 3: Cross multiply
    3,885,602.44x = 5,824,875.28 × 1,359,879.88
  4. Step 4: Simplify right side
    3,885,602.44x = 7,921,130,696,781.37
  5. Step 5: Solve for x
    x = 7,921,130,696,781.37/3,885,602.44
  6. Step 6: Final answer
    x = 2,038,584.96

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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.