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Finding the Fourth Proportional to 5,662,690.60, 8,494,035.90 and 1,673,602.60

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Solution

The fourth proportional to 5,662,690.60, 8,494,035.90 and 1,673,602.60 is: 2,510,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662,690.60 : 8,494,035.90 = 1,673,602.60 : x
  2. Step 2: Convert to fraction form
    5,662,690.60/8,494,035.90 = 1,673,602.60/x
  3. Step 3: Cross multiply
    5,662,690.60x = 8,494,035.90 × 1,673,602.60
  4. Step 4: Simplify right side
    5,662,690.60x = 14,215,640,566,733.34
  5. Step 5: Solve for x
    x = 14,215,640,566,733.34/5,662,690.60
  6. Step 6: Final answer
    x = 2,510,403.90

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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.