Home / 4,751,348.40-7,127,022.60-1,556,578.80

Finding the Fourth Proportional to 4,751,348.40, 7,127,022.60 and 1,556,578.80

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Solution

The fourth proportional to 4,751,348.40, 7,127,022.60 and 1,556,578.80 is: 2,334,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,348.40 : 7,127,022.60 = 1,556,578.80 : x
  2. Step 2: Convert to fraction form
    4,751,348.40/7,127,022.60 = 1,556,578.80/x
  3. Step 3: Cross multiply
    4,751,348.40x = 7,127,022.60 × 1,556,578.80
  4. Step 4: Simplify right side
    4,751,348.40x = 11,093,772,286,280.88
  5. Step 5: Solve for x
    x = 11,093,772,286,280.88/4,751,348.40
  6. Step 6: Final answer
    x = 2,334,868.20

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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.