Home / 1,143,030.40-1,714,195.56-790,311.04

Finding the Fourth Proportional to 1,143,030.40, 1,714,195.56 and 790,311.04

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Solution

The fourth proportional to 1,143,030.40, 1,714,195.56 and 790,311.04 is: 1,185,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,030.40 : 1,714,195.56 = 790,311.04 : x
  2. Step 2: Convert to fraction form
    1,143,030.40/1,714,195.56 = 790,311.04/x
  3. Step 3: Cross multiply
    1,143,030.40x = 1,714,195.56 × 790,311.04
  4. Step 4: Simplify right side
    1,143,030.40x = 1,354,747,675,786.98
  5. Step 5: Solve for x
    x = 1,354,747,675,786.98/1,143,030.40
  6. Step 6: Final answer
    x = 1,185,224.54

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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.