Home / 1,308,175.20-1,962,558.94-455,287.10

Finding the Fourth Proportional to 1,308,175.20, 1,962,558.94 and 455,287.10

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Solution

The fourth proportional to 1,308,175.20, 1,962,558.94 and 455,287.10 is: 683,033.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,175.20 : 1,962,558.94 = 455,287.10 : x
  2. Step 2: Convert to fraction form
    1,308,175.20/1,962,558.94 = 455,287.10/x
  3. Step 3: Cross multiply
    1,308,175.20x = 1,962,558.94 × 455,287.10
  4. Step 4: Simplify right side
    1,308,175.20x = 893,527,768,371.67
  5. Step 5: Solve for x
    x = 893,527,768,371.67/1,308,175.20
  6. Step 6: Final answer
    x = 683,033.72

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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.