Home / 1,810,571.52-2,498,578.74-983,638.20

Finding the Fourth Proportional to 1,810,571.52, 2,498,578.74 and 983,638.20

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Solution

The fourth proportional to 1,810,571.52, 2,498,578.74 and 983,638.20 is: 1,357,415.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,571.52 : 2,498,578.74 = 983,638.20 : x
  2. Step 2: Convert to fraction form
    1,810,571.52/2,498,578.74 = 983,638.20/x
  3. Step 3: Cross multiply
    1,810,571.52x = 2,498,578.74 × 983,638.20
  4. Step 4: Simplify right side
    1,810,571.52x = 2,457,697,494,371.87
  5. Step 5: Solve for x
    x = 2,457,697,494,371.87/1,810,571.52
  6. Step 6: Final answer
    x = 1,357,415.31

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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.