Home / 1,665,643.44-2,298,588.72-901,696.96

Finding the Fourth Proportional to 1,665,643.44, 2,298,588.72 and 901,696.96

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Solution

The fourth proportional to 1,665,643.44, 2,298,588.72 and 901,696.96 is: 1,244,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,643.44 : 2,298,588.72 = 901,696.96 : x
  2. Step 2: Convert to fraction form
    1,665,643.44/2,298,588.72 = 901,696.96/x
  3. Step 3: Cross multiply
    1,665,643.44x = 2,298,588.72 × 901,696.96
  4. Step 4: Simplify right side
    1,665,643.44x = 2,072,630,461,114.29
  5. Step 5: Solve for x
    x = 2,072,630,461,114.29/1,665,643.44
  6. Step 6: Final answer
    x = 1,244,342.22

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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.