Home / 1,538,838.73-2,308,148.74-473,769.73

Finding the Fourth Proportional to 1,538,838.73, 2,308,148.74 and 473,769.73

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Solution

The fourth proportional to 1,538,838.73, 2,308,148.74 and 473,769.73 is: 710,620.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,838.73 : 2,308,148.74 = 473,769.73 : x
  2. Step 2: Convert to fraction form
    1,538,838.73/2,308,148.74 = 473,769.73/x
  3. Step 3: Cross multiply
    1,538,838.73x = 2,308,148.74 × 473,769.73
  4. Step 4: Simplify right side
    1,538,838.73x = 1,093,531,005,349.64
  5. Step 5: Solve for x
    x = 1,093,531,005,349.64/1,538,838.73
  6. Step 6: Final answer
    x = 710,620.93

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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.