Home / 1,972,404.98-2,721,892.36-1,101,253.02

Finding the Fourth Proportional to 1,972,404.98, 2,721,892.36 and 1,101,253.02

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Solution

The fourth proportional to 1,972,404.98, 2,721,892.36 and 1,101,253.02 is: 1,519,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,404.98 : 2,721,892.36 = 1,101,253.02 : x
  2. Step 2: Convert to fraction form
    1,972,404.98/2,721,892.36 = 1,101,253.02/x
  3. Step 3: Cross multiply
    1,972,404.98x = 2,721,892.36 × 1,101,253.02
  4. Step 4: Simplify right side
    1,972,404.98x = 2,997,492,170,669.55
  5. Step 5: Solve for x
    x = 2,997,492,170,669.55/1,972,404.98
  6. Step 6: Final answer
    x = 1,519,714.36

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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.