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Finding the Fourth Proportional to 2,246,698, 3,370,047 and 750,790

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Solution

The fourth proportional to 2,246,698, 3,370,047 and 750,790 is: 1,126,185

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246,698 : 3,370,047 = 750,790 : x
  2. Step 2: Convert to fraction form
    2,246,698/3,370,047 = 750,790/x
  3. Step 3: Cross multiply
    2,246,698x = 3,370,047 × 750,790
  4. Step 4: Simplify right side
    2,246,698x = 2,530,197,587,130
  5. Step 5: Solve for x
    x = 2,530,197,587,130/2,246,698
  6. Step 6: Final answer
    x = 1,126,185

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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.