Home / 1,360,190.10-2,038,535.55-827,145.30

Finding the Fourth Proportional to 1,360,190.10, 2,038,535.55 and 827,145.30

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Solution

The fourth proportional to 1,360,190.10, 2,038,535.55 and 827,145.30 is: 1,239,654.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,190.10 : 2,038,535.55 = 827,145.30 : x
  2. Step 2: Convert to fraction form
    1,360,190.10/2,038,535.55 = 827,145.30/x
  3. Step 3: Cross multiply
    1,360,190.10x = 2,038,535.55 × 827,145.30
  4. Step 4: Simplify right side
    1,360,190.10x = 1,686,165,099,065.42
  5. Step 5: Solve for x
    x = 1,686,165,099,065.42/1,360,190.10
  6. Step 6: Final answer
    x = 1,239,654.00

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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.