Home / 1,504,905.48-2,078,494.43-990,956.84

Finding the Fourth Proportional to 1,504,905.48, 2,078,494.43 and 990,956.84

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Solution

The fourth proportional to 1,504,905.48, 2,078,494.43 and 990,956.84 is: 1,368,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,905.48 : 2,078,494.43 = 990,956.84 : x
  2. Step 2: Convert to fraction form
    1,504,905.48/2,078,494.43 = 990,956.84/x
  3. Step 3: Cross multiply
    1,504,905.48x = 2,078,494.43 × 990,956.84
  4. Step 4: Simplify right side
    1,504,905.48x = 2,059,698,256,963.14
  5. Step 5: Solve for x
    x = 2,059,698,256,963.14/1,504,905.48
  6. Step 6: Final answer
    x = 1,368,656.23

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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.