Home / 1,360,205.10-2,038,558.05-827,160.30

Finding the Fourth Proportional to 1,360,205.10, 2,038,558.05 and 827,160.30

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Solution

The fourth proportional to 1,360,205.10, 2,038,558.05 and 827,160.30 is: 1,239,676.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,205.10 : 2,038,558.05 = 827,160.30 : x
  2. Step 2: Convert to fraction form
    1,360,205.10/2,038,558.05 = 827,160.30/x
  3. Step 3: Cross multiply
    1,360,205.10x = 2,038,558.05 × 827,160.30
  4. Step 4: Simplify right side
    1,360,205.10x = 1,686,214,288,205.42
  5. Step 5: Solve for x
    x = 1,686,214,288,205.42/1,360,205.10
  6. Step 6: Final answer
    x = 1,239,676.49

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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.