Home / 1,393,556.40-2,091,201.88-753,594.41

Finding the Fourth Proportional to 1,393,556.40, 2,091,201.88 and 753,594.41

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Solution

The fourth proportional to 1,393,556.40, 2,091,201.88 and 753,594.41 is: 1,130,860.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,556.40 : 2,091,201.88 = 753,594.41 : x
  2. Step 2: Convert to fraction form
    1,393,556.40/2,091,201.88 = 753,594.41/x
  3. Step 3: Cross multiply
    1,393,556.40x = 2,091,201.88 × 753,594.41
  4. Step 4: Simplify right side
    1,393,556.40x = 1,575,918,047,944.60
  5. Step 5: Solve for x
    x = 1,575,918,047,944.60/1,393,556.40
  6. Step 6: Final answer
    x = 1,130,860.62

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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.