Home / 1,455,434.56-2,172,918.36-1,112,081.04

Finding the Fourth Proportional to 1,455,434.56, 2,172,918.36 and 1,112,081.04

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Solution

The fourth proportional to 1,455,434.56, 2,172,918.36 and 1,112,081.04 is: 1,660,302.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,434.56 : 2,172,918.36 = 1,112,081.04 : x
  2. Step 2: Convert to fraction form
    1,455,434.56/2,172,918.36 = 1,112,081.04/x
  3. Step 3: Cross multiply
    1,455,434.56x = 2,172,918.36 × 1,112,081.04
  4. Step 4: Simplify right side
    1,455,434.56x = 2,416,461,309,623.89
  5. Step 5: Solve for x
    x = 2,416,461,309,623.89/1,455,434.56
  6. Step 6: Final answer
    x = 1,660,302.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.