Home / 2,638,578.08-3,958,031.20-955,696.16

Finding the Fourth Proportional to 2,638,578.08, 3,958,031.20 and 955,696.16

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Solution

The fourth proportional to 2,638,578.08, 3,958,031.20 and 955,696.16 is: 1,433,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,578.08 : 3,958,031.20 = 955,696.16 : x
  2. Step 2: Convert to fraction form
    2,638,578.08/3,958,031.20 = 955,696.16/x
  3. Step 3: Cross multiply
    2,638,578.08x = 3,958,031.20 × 955,696.16
  4. Step 4: Simplify right side
    2,638,578.08x = 3,782,675,219,000.19
  5. Step 5: Solve for x
    x = 3,782,675,219,000.19/2,638,578.08
  6. Step 6: Final answer
    x = 1,433,603.67

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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.