Home / 3,984,090.84-5,976,189.72-1,251,549.23

Finding the Fourth Proportional to 3,984,090.84, 5,976,189.72 and 1,251,549.23

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Solution

The fourth proportional to 3,984,090.84, 5,976,189.72 and 1,251,549.23 is: 1,877,340.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,090.84 : 5,976,189.72 = 1,251,549.23 : x
  2. Step 2: Convert to fraction form
    3,984,090.84/5,976,189.72 = 1,251,549.23/x
  3. Step 3: Cross multiply
    3,984,090.84x = 5,976,189.72 × 1,251,549.23
  4. Step 4: Simplify right side
    3,984,090.84x = 7,479,495,612,518.97
  5. Step 5: Solve for x
    x = 7,479,495,612,518.97/3,984,090.84
  6. Step 6: Final answer
    x = 1,877,340.63

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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.