Home / 2,172,327.07-2,997,880.10-1,254,539.61

Finding the Fourth Proportional to 2,172,327.07, 2,997,880.10 and 1,254,539.61

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Solution

The fourth proportional to 2,172,327.07, 2,997,880.10 and 1,254,539.61 is: 1,731,304.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,327.07 : 2,997,880.10 = 1,254,539.61 : x
  2. Step 2: Convert to fraction form
    2,172,327.07/2,997,880.10 = 1,254,539.61/x
  3. Step 3: Cross multiply
    2,172,327.07x = 2,997,880.10 × 1,254,539.61
  4. Step 4: Simplify right side
    2,172,327.07x = 3,760,959,331,480.76
  5. Step 5: Solve for x
    x = 3,760,959,331,480.76/2,172,327.07
  6. Step 6: Final answer
    x = 1,731,304.36

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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.