Home / 3,009,855.06-4,515,252.08-987,638.67

Finding the Fourth Proportional to 3,009,855.06, 4,515,252.08 and 987,638.67

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Solution

The fourth proportional to 3,009,855.06, 4,515,252.08 and 987,638.67 is: 1,481,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,855.06 : 4,515,252.08 = 987,638.67 : x
  2. Step 2: Convert to fraction form
    3,009,855.06/4,515,252.08 = 987,638.67/x
  3. Step 3: Cross multiply
    3,009,855.06x = 4,515,252.08 × 987,638.67
  4. Step 4: Simplify right side
    3,009,855.06x = 4,459,437,554,067.74
  5. Step 5: Solve for x
    x = 4,459,437,554,067.74/3,009,855.06
  6. Step 6: Final answer
    x = 1,481,612.06

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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.