Home / 1,224,651.56-1,837,011.90-338,187.56

Finding the Fourth Proportional to 1,224,651.56, 1,837,011.90 and 338,187.56

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Solution

The fourth proportional to 1,224,651.56, 1,837,011.90 and 338,187.56 is: 507,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,651.56 : 1,837,011.90 = 338,187.56 : x
  2. Step 2: Convert to fraction form
    1,224,651.56/1,837,011.90 = 338,187.56/x
  3. Step 3: Cross multiply
    1,224,651.56x = 1,837,011.90 × 338,187.56
  4. Step 4: Simplify right side
    1,224,651.56x = 621,254,572,151.96
  5. Step 5: Solve for x
    x = 621,254,572,151.96/1,224,651.56
  6. Step 6: Final answer
    x = 507,290.88

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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.