Home / 2,621,400.51-3,616,801.67-1,690,714.45

Finding the Fourth Proportional to 2,621,400.51, 3,616,801.67 and 1,690,714.45

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Solution

The fourth proportional to 2,621,400.51, 3,616,801.67 and 1,690,714.45 is: 2,332,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,400.51 : 3,616,801.67 = 1,690,714.45 : x
  2. Step 2: Convert to fraction form
    2,621,400.51/3,616,801.67 = 1,690,714.45/x
  3. Step 3: Cross multiply
    2,621,400.51x = 3,616,801.67 × 1,690,714.45
  4. Step 4: Simplify right side
    2,621,400.51x = 6,114,978,837,799.56
  5. Step 5: Solve for x
    x = 6,114,978,837,799.56/2,621,400.51
  6. Step 6: Final answer
    x = 2,332,714.45

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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.