Home / 1,308,814.80-1,958,556.60-907,573.20

Finding the Fourth Proportional to 1,308,814.80, 1,958,556.60 and 907,573.20

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Solution

The fourth proportional to 1,308,814.80, 1,958,556.60 and 907,573.20 is: 1,358,124.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,814.80 : 1,958,556.60 = 907,573.20 : x
  2. Step 2: Convert to fraction form
    1,308,814.80/1,958,556.60 = 907,573.20/x
  3. Step 3: Cross multiply
    1,308,814.80x = 1,958,556.60 × 907,573.20
  4. Step 4: Simplify right side
    1,308,814.80x = 1,777,533,480,843.12
  5. Step 5: Solve for x
    x = 1,777,533,480,843.12/1,308,814.80
  6. Step 6: Final answer
    x = 1,358,124.53

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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.