Home / 2,955,507.24-4,078,518.42-1,666,336.36

Finding the Fourth Proportional to 2,955,507.24, 4,078,518.42 and 1,666,336.36

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Solution

The fourth proportional to 2,955,507.24, 4,078,518.42 and 1,666,336.36 is: 2,299,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,507.24 : 4,078,518.42 = 1,666,336.36 : x
  2. Step 2: Convert to fraction form
    2,955,507.24/4,078,518.42 = 1,666,336.36/x
  3. Step 3: Cross multiply
    2,955,507.24x = 4,078,518.42 × 1,666,336.36
  4. Step 4: Simplify right side
    2,955,507.24x = 6,796,183,538,175.75
  5. Step 5: Solve for x
    x = 6,796,183,538,175.75/2,955,507.24
  6. Step 6: Final answer
    x = 2,299,498.19

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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.