Home / 2,679,418.60-3,697,639.64-1,455,748.36

Finding the Fourth Proportional to 2,679,418.60, 3,697,639.64 and 1,455,748.36

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Solution

The fourth proportional to 2,679,418.60, 3,697,639.64 and 1,455,748.36 is: 2,008,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,418.60 : 3,697,639.64 = 1,455,748.36 : x
  2. Step 2: Convert to fraction form
    2,679,418.60/3,697,639.64 = 1,455,748.36/x
  3. Step 3: Cross multiply
    2,679,418.60x = 3,697,639.64 × 1,455,748.36
  4. Step 4: Simplify right side
    2,679,418.60x = 5,382,832,841,800.99
  5. Step 5: Solve for x
    x = 5,382,832,841,800.99/2,679,418.60
  6. Step 6: Final answer
    x = 2,008,955.54

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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.