Home / 1,762,874.40-2,644,311.60-433,178.40

Finding the Fourth Proportional to 1,762,874.40, 2,644,311.60 and 433,178.40

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Solution

The fourth proportional to 1,762,874.40, 2,644,311.60 and 433,178.40 is: 649,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,874.40 : 2,644,311.60 = 433,178.40 : x
  2. Step 2: Convert to fraction form
    1,762,874.40/2,644,311.60 = 433,178.40/x
  3. Step 3: Cross multiply
    1,762,874.40x = 2,644,311.60 × 433,178.40
  4. Step 4: Simplify right side
    1,762,874.40x = 1,145,458,667,989.44
  5. Step 5: Solve for x
    x = 1,145,458,667,989.44/1,762,874.40
  6. Step 6: Final answer
    x = 649,767.60

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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.