Home / 4,678,938.60-7,006,598.10-3,072,805.80

Finding the Fourth Proportional to 4,678,938.60, 7,006,598.10 and 3,072,805.80

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Solution

The fourth proportional to 4,678,938.60, 7,006,598.10 and 3,072,805.80 is: 4,601,452.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,938.60 : 7,006,598.10 = 3,072,805.80 : x
  2. Step 2: Convert to fraction form
    4,678,938.60/7,006,598.10 = 3,072,805.80/x
  3. Step 3: Cross multiply
    4,678,938.60x = 7,006,598.10 × 3,072,805.80
  4. Step 4: Simplify right side
    4,678,938.60x = 21,529,915,279,948.98
  5. Step 5: Solve for x
    x = 21,529,915,279,948.98/4,678,938.60
  6. Step 6: Final answer
    x = 4,601,452.83

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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.