Home / 2,151,995.63-3,229,026.89-1,342,172.16

Finding the Fourth Proportional to 2,151,995.63, 3,229,026.89 and 1,342,172.16

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Solution

The fourth proportional to 2,151,995.63, 3,229,026.89 and 1,342,172.16 is: 2,013,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,995.63 : 3,229,026.89 = 1,342,172.16 : x
  2. Step 2: Convert to fraction form
    2,151,995.63/3,229,026.89 = 1,342,172.16/x
  3. Step 3: Cross multiply
    2,151,995.63x = 3,229,026.89 × 1,342,172.16
  4. Step 4: Simplify right side
    2,151,995.63x = 4,333,909,988,938.52
  5. Step 5: Solve for x
    x = 4,333,909,988,938.52/2,151,995.63
  6. Step 6: Final answer
    x = 2,013,902.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.