Home / 2,585,669.04-3,878,206.92-988,196.64

Finding the Fourth Proportional to 2,585,669.04, 3,878,206.92 and 988,196.64

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Solution

The fourth proportional to 2,585,669.04, 3,878,206.92 and 988,196.64 is: 1,482,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,669.04 : 3,878,206.92 = 988,196.64 : x
  2. Step 2: Convert to fraction form
    2,585,669.04/3,878,206.92 = 988,196.64/x
  3. Step 3: Cross multiply
    2,585,669.04x = 3,878,206.92 × 988,196.64
  4. Step 4: Simplify right side
    2,585,669.04x = 3,832,431,047,568.75
  5. Step 5: Solve for x
    x = 3,832,431,047,568.75/2,585,669.04
  6. Step 6: Final answer
    x = 1,482,181.59

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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.