Home / 1,590,955.83-2,195,568.45-902,656.58

Finding the Fourth Proportional to 1,590,955.83, 2,195,568.45 and 902,656.58

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Solution

The fourth proportional to 1,590,955.83, 2,195,568.45 and 902,656.58 is: 1,245,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,955.83 : 2,195,568.45 = 902,656.58 : x
  2. Step 2: Convert to fraction form
    1,590,955.83/2,195,568.45 = 902,656.58/x
  3. Step 3: Cross multiply
    1,590,955.83x = 2,195,568.45 × 902,656.58
  4. Step 4: Simplify right side
    1,590,955.83x = 1,981,844,297,255.06
  5. Step 5: Solve for x
    x = 1,981,844,297,255.06/1,590,955.83
  6. Step 6: Final answer
    x = 1,245,694.10

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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.