Home / 1,809,587.84-2,498,200.74-1,395,219.60

Finding the Fourth Proportional to 1,809,587.84, 2,498,200.74 and 1,395,219.60

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Solution

The fourth proportional to 1,809,587.84, 2,498,200.74 and 1,395,219.60 is: 1,926,150.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,587.84 : 2,498,200.74 = 1,395,219.60 : x
  2. Step 2: Convert to fraction form
    1,809,587.84/2,498,200.74 = 1,395,219.60/x
  3. Step 3: Cross multiply
    1,809,587.84x = 2,498,200.74 × 1,395,219.60
  4. Step 4: Simplify right side
    1,809,587.84x = 3,485,538,637,182.50
  5. Step 5: Solve for x
    x = 3,485,538,637,182.50/1,809,587.84
  6. Step 6: Final answer
    x = 1,926,150.57

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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.