Home / 1,585,578.24-2,378,782.08-920,160

Finding the Fourth Proportional to 1,585,578.24, 2,378,782.08 and 920,160

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Solution

The fourth proportional to 1,585,578.24, 2,378,782.08 and 920,160 is: 1,380,480.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,578.24 : 2,378,782.08 = 920,160 : x
  2. Step 2: Convert to fraction form
    1,585,578.24/2,378,782.08 = 920,160/x
  3. Step 3: Cross multiply
    1,585,578.24x = 2,378,782.08 × 920,160
  4. Step 4: Simplify right side
    1,585,578.24x = 2,188,860,118,732.80
  5. Step 5: Solve for x
    x = 2,188,860,118,732.80/1,585,578.24
  6. Step 6: Final answer
    x = 1,380,480.67

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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.