Home / 1,021,879.64-1,533,005.40-347,926.44

Finding the Fourth Proportional to 1,021,879.64, 1,533,005.40 and 347,926.44

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Solution

The fourth proportional to 1,021,879.64, 1,533,005.40 and 347,926.44 is: 521,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,879.64 : 1,533,005.40 = 347,926.44 : x
  2. Step 2: Convert to fraction form
    1,021,879.64/1,533,005.40 = 347,926.44/x
  3. Step 3: Cross multiply
    1,021,879.64x = 1,533,005.40 × 347,926.44
  4. Step 4: Simplify right side
    1,021,879.64x = 533,373,111,322.78
  5. Step 5: Solve for x
    x = 533,373,111,322.78/1,021,879.64
  6. Step 6: Final answer
    x = 521,952.97

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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.