Home / 1,644,107.20-2,466,160.80-522,289.60

Finding the Fourth Proportional to 1,644,107.20, 2,466,160.80 and 522,289.60

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Solution

The fourth proportional to 1,644,107.20, 2,466,160.80 and 522,289.60 is: 783,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,107.20 : 2,466,160.80 = 522,289.60 : x
  2. Step 2: Convert to fraction form
    1,644,107.20/2,466,160.80 = 522,289.60/x
  3. Step 3: Cross multiply
    1,644,107.20x = 2,466,160.80 × 522,289.60
  4. Step 4: Simplify right side
    1,644,107.20x = 1,288,050,137,767.68
  5. Step 5: Solve for x
    x = 1,288,050,137,767.68/1,644,107.20
  6. Step 6: Final answer
    x = 783,434.40

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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.