Home / 1,561,767.55-2,341,810.83-842,495.44

Finding the Fourth Proportional to 1,561,767.55, 2,341,810.83 and 842,495.44

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Solution

The fourth proportional to 1,561,767.55, 2,341,810.83 and 842,495.44 is: 1,263,289.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,767.55 : 2,341,810.83 = 842,495.44 : x
  2. Step 2: Convert to fraction form
    1,561,767.55/2,341,810.83 = 842,495.44/x
  3. Step 3: Cross multiply
    1,561,767.55x = 2,341,810.83 × 842,495.44
  4. Step 4: Simplify right side
    1,561,767.55x = 1,972,964,945,617.62
  5. Step 5: Solve for x
    x = 1,972,964,945,617.62/1,561,767.55
  6. Step 6: Final answer
    x = 1,263,289.76

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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.