Home / 1,538,894.48-2,308,381.14-729,089.33

Finding the Fourth Proportional to 1,538,894.48, 2,308,381.14 and 729,089.33

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Solution

The fourth proportional to 1,538,894.48, 2,308,381.14 and 729,089.33 is: 1,093,652.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,894.48 : 2,308,381.14 = 729,089.33 : x
  2. Step 2: Convert to fraction form
    1,538,894.48/2,308,381.14 = 729,089.33/x
  3. Step 3: Cross multiply
    1,538,894.48x = 2,308,381.14 × 729,089.33
  4. Step 4: Simplify right side
    1,538,894.48x = 1,683,016,058,747.24
  5. Step 5: Solve for x
    x = 1,683,016,058,747.24/1,538,894.48
  6. Step 6: Final answer
    x = 1,093,652.67

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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.