Home / 938,303.56-1,407,455.33-811,567.33

Finding the Fourth Proportional to 938,303.56, 1,407,455.33 and 811,567.33

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Solution

The fourth proportional to 938,303.56, 1,407,455.33 and 811,567.33 is: 1,217,350.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,303.56 : 1,407,455.33 = 811,567.33 : x
  2. Step 2: Convert to fraction form
    938,303.56/1,407,455.33 = 811,567.33/x
  3. Step 3: Cross multiply
    938,303.56x = 1,407,455.33 × 811,567.33
  4. Step 4: Simplify right side
    938,303.56x = 1,142,244,764,262.37
  5. Step 5: Solve for x
    x = 1,142,244,764,262.37/938,303.56
  6. Step 6: Final answer
    x = 1,217,350.99

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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.