Home / 1,448,911.40-2,173,269.90-383,930.60

Finding the Fourth Proportional to 1,448,911.40, 2,173,269.90 and 383,930.60

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Solution

The fourth proportional to 1,448,911.40, 2,173,269.90 and 383,930.60 is: 575,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,911.40 : 2,173,269.90 = 383,930.60 : x
  2. Step 2: Convert to fraction form
    1,448,911.40/2,173,269.90 = 383,930.60/x
  3. Step 3: Cross multiply
    1,448,911.40x = 2,173,269.90 × 383,930.60
  4. Step 4: Simplify right side
    1,448,911.40x = 834,384,816,668.94
  5. Step 5: Solve for x
    x = 834,384,816,668.94/1,448,911.40
  6. Step 6: Final answer
    x = 575,870.14

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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.