Home / 1,800,715.80-2,485,202.22-1,036,918.20

Finding the Fourth Proportional to 1,800,715.80, 2,485,202.22 and 1,036,918.20

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Solution

The fourth proportional to 1,800,715.80, 2,485,202.22 and 1,036,918.20 is: 1,431,070.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,715.80 : 2,485,202.22 = 1,036,918.20 : x
  2. Step 2: Convert to fraction form
    1,800,715.80/2,485,202.22 = 1,036,918.20/x
  3. Step 3: Cross multiply
    1,800,715.80x = 2,485,202.22 × 1,036,918.20
  4. Step 4: Simplify right side
    1,800,715.80x = 2,576,951,412,598.40
  5. Step 5: Solve for x
    x = 2,576,951,412,598.40/1,800,715.80
  6. Step 6: Final answer
    x = 1,431,070.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.