Home / 2,679,412-3,697,568.65-1,455,727.58

Finding the Fourth Proportional to 2,679,412, 3,697,568.65 and 1,455,727.58

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Solution

The fourth proportional to 2,679,412, 3,697,568.65 and 1,455,727.58 is: 2,008,893.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,412 : 3,697,568.65 = 1,455,727.58 : x
  2. Step 2: Convert to fraction form
    2,679,412/3,697,568.65 = 1,455,727.58/x
  3. Step 3: Cross multiply
    2,679,412x = 3,697,568.65 × 1,455,727.58
  4. Step 4: Simplify right side
    2,679,412x = 5,382,652,662,748.37
  5. Step 5: Solve for x
    x = 5,382,652,662,748.37/2,679,412
  6. Step 6: Final answer
    x = 2,008,893.24

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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.