Home / 1,377,622.44-1,901,141.73-757,453.86

Finding the Fourth Proportional to 1,377,622.44, 1,901,141.73 and 757,453.86

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Solution

The fourth proportional to 1,377,622.44, 1,901,141.73 and 757,453.86 is: 1,045,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,622.44 : 1,901,141.73 = 757,453.86 : x
  2. Step 2: Convert to fraction form
    1,377,622.44/1,901,141.73 = 757,453.86/x
  3. Step 3: Cross multiply
    1,377,622.44x = 1,901,141.73 × 757,453.86
  4. Step 4: Simplify right side
    1,377,622.44x = 1,440,027,141,795.58
  5. Step 5: Solve for x
    x = 1,440,027,141,795.58/1,377,622.44
  6. Step 6: Final answer
    x = 1,045,298.84

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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.