Home / 1,729,379.20-2,386,296.48-965,416

Finding the Fourth Proportional to 1,729,379.20, 2,386,296.48 and 965,416

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Solution

The fourth proportional to 1,729,379.20, 2,386,296.48 and 965,416 is: 1,332,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,379.20 : 2,386,296.48 = 965,416 : x
  2. Step 2: Convert to fraction form
    1,729,379.20/2,386,296.48 = 965,416/x
  3. Step 3: Cross multiply
    1,729,379.20x = 2,386,296.48 × 965,416
  4. Step 4: Simplify right side
    1,729,379.20x = 2,303,768,802,535.68
  5. Step 5: Solve for x
    x = 2,303,768,802,535.68/1,729,379.20
  6. Step 6: Final answer
    x = 1,332,136.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.