Home / 1,279,464.02-1,763,555.18-907,050.72

Finding the Fourth Proportional to 1,279,464.02, 1,763,555.18 and 907,050.72

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Solution

The fourth proportional to 1,279,464.02, 1,763,555.18 and 907,050.72 is: 1,250,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,464.02 : 1,763,555.18 = 907,050.72 : x
  2. Step 2: Convert to fraction form
    1,279,464.02/1,763,555.18 = 907,050.72/x
  3. Step 3: Cross multiply
    1,279,464.02x = 1,763,555.18 × 907,050.72
  4. Step 4: Simplify right side
    1,279,464.02x = 1,599,633,991,243.48
  5. Step 5: Solve for x
    x = 1,599,633,991,243.48/1,279,464.02
  6. Step 6: Final answer
    x = 1,250,237.58

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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.