Home / 1,538,999.39-2,308,747.15-474,040.96

Finding the Fourth Proportional to 1,538,999.39, 2,308,747.15 and 474,040.96

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Solution

The fourth proportional to 1,538,999.39, 2,308,747.15 and 474,040.96 is: 711,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,999.39 : 2,308,747.15 = 474,040.96 : x
  2. Step 2: Convert to fraction form
    1,538,999.39/2,308,747.15 = 474,040.96/x
  3. Step 3: Cross multiply
    1,538,999.39x = 2,308,747.15 × 474,040.96
  4. Step 4: Simplify right side
    1,538,999.39x = 1,094,440,710,203.95
  5. Step 5: Solve for x
    x = 1,094,440,710,203.95/1,538,999.39
  6. Step 6: Final answer
    x = 711,137.84

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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.