Home / 2,688,618.80-4,032,467.40-1,004,855.60

Finding the Fourth Proportional to 2,688,618.80, 4,032,467.40 and 1,004,855.60

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Solution

The fourth proportional to 2,688,618.80, 4,032,467.40 and 1,004,855.60 is: 1,507,111.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,618.80 : 4,032,467.40 = 1,004,855.60 : x
  2. Step 2: Convert to fraction form
    2,688,618.80/4,032,467.40 = 1,004,855.60/x
  3. Step 3: Cross multiply
    2,688,618.80x = 4,032,467.40 × 1,004,855.60
  4. Step 4: Simplify right side
    2,688,618.80x = 4,052,047,448,707.44
  5. Step 5: Solve for x
    x = 4,052,047,448,707.44/2,688,618.80
  6. Step 6: Final answer
    x = 1,507,111.18

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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.