Home / 1,538,894.98-2,308,381.92-729,089.80

Finding the Fourth Proportional to 1,538,894.98, 2,308,381.92 and 729,089.80

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Solution

The fourth proportional to 1,538,894.98, 2,308,381.92 and 729,089.80 is: 1,093,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,894.98 : 2,308,381.92 = 729,089.80 : x
  2. Step 2: Convert to fraction form
    1,538,894.98/2,308,381.92 = 729,089.80/x
  3. Step 3: Cross multiply
    1,538,894.98x = 2,308,381.92 × 729,089.80
  4. Step 4: Simplify right side
    1,538,894.98x = 1,683,017,712,376.42
  5. Step 5: Solve for x
    x = 1,683,017,712,376.42/1,538,894.98
  6. Step 6: Final answer
    x = 1,093,653.39

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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.