Home / 1,204,150.48-1,807,308.60-643,664.08

Finding the Fourth Proportional to 1,204,150.48, 1,807,308.60 and 643,664.08

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Solution

The fourth proportional to 1,204,150.48, 1,807,308.60 and 643,664.08 is: 966,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,150.48 : 1,807,308.60 = 643,664.08 : x
  2. Step 2: Convert to fraction form
    1,204,150.48/1,807,308.60 = 643,664.08/x
  3. Step 3: Cross multiply
    1,204,150.48x = 1,807,308.60 × 643,664.08
  4. Step 4: Simplify right side
    1,204,150.48x = 1,163,299,627,295.09
  5. Step 5: Solve for x
    x = 1,163,299,627,295.09/1,204,150.48
  6. Step 6: Final answer
    x = 966,074.96

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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.