Home / 1,311,433.20-1,966,566.60-601,678.80

Finding the Fourth Proportional to 1,311,433.20, 1,966,566.60 and 601,678.80

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Solution

The fourth proportional to 1,311,433.20, 1,966,566.60 and 601,678.80 is: 902,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,433.20 : 1,966,566.60 = 601,678.80 : x
  2. Step 2: Convert to fraction form
    1,311,433.20/1,966,566.60 = 601,678.80/x
  3. Step 3: Cross multiply
    1,311,433.20x = 1,966,566.60 × 601,678.80
  4. Step 4: Simplify right side
    1,311,433.20x = 1,183,241,432,008.08
  5. Step 5: Solve for x
    x = 1,183,241,432,008.08/1,311,433.20
  6. Step 6: Final answer
    x = 902,250.63

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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.