Home / 2,888,155.80-4,335,344.10-1,628,443.80

Finding the Fourth Proportional to 2,888,155.80, 4,335,344.10 and 1,628,443.80

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Solution

The fourth proportional to 2,888,155.80, 4,335,344.10 and 1,628,443.80 is: 2,444,419.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,155.80 : 4,335,344.10 = 1,628,443.80 : x
  2. Step 2: Convert to fraction form
    2,888,155.80/4,335,344.10 = 1,628,443.80/x
  3. Step 3: Cross multiply
    2,888,155.80x = 4,335,344.10 × 1,628,443.80
  4. Step 4: Simplify right side
    2,888,155.80x = 7,059,864,220,511.58
  5. Step 5: Solve for x
    x = 7,059,864,220,511.58/2,888,155.80
  6. Step 6: Final answer
    x = 2,444,419.45

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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.