Home / 1,037,749.80-1,556,916.30-505,288.20

Finding the Fourth Proportional to 1,037,749.80, 1,556,916.30 and 505,288.20

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Solution

The fourth proportional to 1,037,749.80, 1,556,916.30 and 505,288.20 is: 758,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,749.80 : 1,556,916.30 = 505,288.20 : x
  2. Step 2: Convert to fraction form
    1,037,749.80/1,556,916.30 = 505,288.20/x
  3. Step 3: Cross multiply
    1,037,749.80x = 1,556,916.30 × 505,288.20
  4. Step 4: Simplify right side
    1,037,749.80x = 786,691,434,777.66
  5. Step 5: Solve for x
    x = 786,691,434,777.66/1,037,749.80
  6. Step 6: Final answer
    x = 758,074.28

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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.