Home / 1,538,835.20-2,308,505.52-473,877.44

Finding the Fourth Proportional to 1,538,835.20, 2,308,505.52 and 473,877.44

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Solution

The fourth proportional to 1,538,835.20, 2,308,505.52 and 473,877.44 is: 710,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,835.20 : 2,308,505.52 = 473,877.44 : x
  2. Step 2: Convert to fraction form
    1,538,835.20/2,308,505.52 = 473,877.44/x
  3. Step 3: Cross multiply
    1,538,835.20x = 2,308,505.52 × 473,877.44
  4. Step 4: Simplify right side
    1,538,835.20x = 1,093,948,686,043.47
  5. Step 5: Solve for x
    x = 1,093,948,686,043.47/1,538,835.20
  6. Step 6: Final answer
    x = 710,893.98

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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.