Home / 1,201,054.52-1,801,602.66-442,505.54

Finding the Fourth Proportional to 1,201,054.52, 1,801,602.66 and 442,505.54

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Solution

The fourth proportional to 1,201,054.52, 1,801,602.66 and 442,505.54 is: 663,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,054.52 : 1,801,602.66 = 442,505.54 : x
  2. Step 2: Convert to fraction form
    1,201,054.52/1,801,602.66 = 442,505.54/x
  3. Step 3: Cross multiply
    1,201,054.52x = 1,801,602.66 × 442,505.54
  4. Step 4: Simplify right side
    1,201,054.52x = 797,219,157,928.74
  5. Step 5: Solve for x
    x = 797,219,157,928.74/1,201,054.52
  6. Step 6: Final answer
    x = 663,766.00

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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.