Home / 1,585,406.85-2,378,190.29-448,250.69

Finding the Fourth Proportional to 1,585,406.85, 2,378,190.29 and 448,250.69

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Solution

The fourth proportional to 1,585,406.85, 2,378,190.29 and 448,250.69 is: 672,398.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,406.85 : 2,378,190.29 = 448,250.69 : x
  2. Step 2: Convert to fraction form
    1,585,406.85/2,378,190.29 = 448,250.69/x
  3. Step 3: Cross multiply
    1,585,406.85x = 2,378,190.29 × 448,250.69
  4. Step 4: Simplify right side
    1,585,406.85x = 1,066,025,424,311.60
  5. Step 5: Solve for x
    x = 1,066,025,424,311.60/1,585,406.85
  6. Step 6: Final answer
    x = 672,398.65

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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.