Home / 1,889,190.78-2,833,080.85-609,476.86

Finding the Fourth Proportional to 1,889,190.78, 2,833,080.85 and 609,476.86

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Solution

The fourth proportional to 1,889,190.78, 2,833,080.85 and 609,476.86 is: 913,987.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,190.78 : 2,833,080.85 = 609,476.86 : x
  2. Step 2: Convert to fraction form
    1,889,190.78/2,833,080.85 = 609,476.86/x
  3. Step 3: Cross multiply
    1,889,190.78x = 2,833,080.85 × 609,476.86
  4. Step 4: Simplify right side
    1,889,190.78x = 1,726,697,220,584.13
  5. Step 5: Solve for x
    x = 1,726,697,220,584.13/1,889,190.78
  6. Step 6: Final answer
    x = 913,987.74

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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.