Home / 1,135,075.91-1,702,607.69-486,556.59

Finding the Fourth Proportional to 1,135,075.91, 1,702,607.69 and 486,556.59

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Solution

The fourth proportional to 1,135,075.91, 1,702,607.69 and 486,556.59 is: 729,832.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,075.91 : 1,702,607.69 = 486,556.59 : x
  2. Step 2: Convert to fraction form
    1,135,075.91/1,702,607.69 = 486,556.59/x
  3. Step 3: Cross multiply
    1,135,075.91x = 1,702,607.69 × 486,556.59
  4. Step 4: Simplify right side
    1,135,075.91x = 828,414,992,970.57
  5. Step 5: Solve for x
    x = 828,414,992,970.57/1,135,075.91
  6. Step 6: Final answer
    x = 729,832.24

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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.