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Finding the Fourth Proportional to 1,775,550, 2,450,267.64 and 970,734

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Solution

The fourth proportional to 1,775,550, 2,450,267.64 and 970,734 is: 1,339,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,550 : 2,450,267.64 = 970,734 : x
  2. Step 2: Convert to fraction form
    1,775,550/2,450,267.64 = 970,734/x
  3. Step 3: Cross multiply
    1,775,550x = 2,450,267.64 × 970,734
  4. Step 4: Simplify right side
    1,775,550x = 2,378,558,107,247.76
  5. Step 5: Solve for x
    x = 2,378,558,107,247.76/1,775,550
  6. Step 6: Final answer
    x = 1,339,617.64

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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.