Home / 2,688,811.80-4,032,051.30-1,090,843.80

Finding the Fourth Proportional to 2,688,811.80, 4,032,051.30 and 1,090,843.80

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Solution

The fourth proportional to 2,688,811.80, 4,032,051.30 and 1,090,843.80 is: 1,635,792.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,811.80 : 4,032,051.30 = 1,090,843.80 : x
  2. Step 2: Convert to fraction form
    2,688,811.80/4,032,051.30 = 1,090,843.80/x
  3. Step 3: Cross multiply
    2,688,811.80x = 4,032,051.30 × 1,090,843.80
  4. Step 4: Simplify right side
    2,688,811.80x = 4,398,338,161,886.94
  5. Step 5: Solve for x
    x = 4,398,338,161,886.94/2,688,811.80
  6. Step 6: Final answer
    x = 1,635,792.49

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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.