Home / 2,338,529.40-3,505,169.70-990,462.60

Finding the Fourth Proportional to 2,338,529.40, 3,505,169.70 and 990,462.60

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Solution

The fourth proportional to 2,338,529.40, 3,505,169.70 and 990,462.60 is: 1,484,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338,529.40 : 3,505,169.70 = 990,462.60 : x
  2. Step 2: Convert to fraction form
    2,338,529.40/3,505,169.70 = 990,462.60/x
  3. Step 3: Cross multiply
    2,338,529.40x = 3,505,169.70 × 990,462.60
  4. Step 4: Simplify right side
    2,338,529.40x = 3,471,739,494,503.22
  5. Step 5: Solve for x
    x = 3,471,739,494,503.22/2,338,529.40
  6. Step 6: Final answer
    x = 1,484,582.36

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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.