Home / 1,224,651.81-1,837,012.28-338,187.81

Finding the Fourth Proportional to 1,224,651.81, 1,837,012.28 and 338,187.81

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Solution

The fourth proportional to 1,224,651.81, 1,837,012.28 and 338,187.81 is: 507,291.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,651.81 : 1,837,012.28 = 338,187.81 : x
  2. Step 2: Convert to fraction form
    1,224,651.81/1,837,012.28 = 338,187.81/x
  3. Step 3: Cross multiply
    1,224,651.81x = 1,837,012.28 × 338,187.81
  4. Step 4: Simplify right side
    1,224,651.81x = 621,255,158,225.37
  5. Step 5: Solve for x
    x = 621,255,158,225.37/1,224,651.81
  6. Step 6: Final answer
    x = 507,291.26

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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.