Home / 2,390,563.64-3,586,198.38-853,439.90

Finding the Fourth Proportional to 2,390,563.64, 3,586,198.38 and 853,439.90

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Solution

The fourth proportional to 2,390,563.64, 3,586,198.38 and 853,439.90 is: 1,280,285.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,563.64 : 3,586,198.38 = 853,439.90 : x
  2. Step 2: Convert to fraction form
    2,390,563.64/3,586,198.38 = 853,439.90/x
  3. Step 3: Cross multiply
    2,390,563.64x = 3,586,198.38 × 853,439.90
  4. Step 4: Simplify right side
    2,390,563.64x = 3,060,604,786,807.36
  5. Step 5: Solve for x
    x = 3,060,604,786,807.36/2,390,563.64
  6. Step 6: Final answer
    x = 1,280,285.84

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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.