Home / 2,016,085.40-3,024,128.10-1,129,506.20

Finding the Fourth Proportional to 2,016,085.40, 3,024,128.10 and 1,129,506.20

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Solution

The fourth proportional to 2,016,085.40, 3,024,128.10 and 1,129,506.20 is: 1,694,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,085.40 : 3,024,128.10 = 1,129,506.20 : x
  2. Step 2: Convert to fraction form
    2,016,085.40/3,024,128.10 = 1,129,506.20/x
  3. Step 3: Cross multiply
    2,016,085.40x = 3,024,128.10 × 1,129,506.20
  4. Step 4: Simplify right side
    2,016,085.40x = 3,415,771,438,544.22
  5. Step 5: Solve for x
    x = 3,415,771,438,544.22/2,016,085.40
  6. Step 6: Final answer
    x = 1,694,259.30

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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.