Home / 2,617,588.78-3,928,482.96-1,355,777.26

Finding the Fourth Proportional to 2,617,588.78, 3,928,482.96 and 1,355,777.26

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Solution

The fourth proportional to 2,617,588.78, 3,928,482.96 and 1,355,777.26 is: 2,034,753.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,588.78 : 3,928,482.96 = 1,355,777.26 : x
  2. Step 2: Convert to fraction form
    2,617,588.78/3,928,482.96 = 1,355,777.26/x
  3. Step 3: Cross multiply
    2,617,588.78x = 3,928,482.96 × 1,355,777.26
  4. Step 4: Simplify right side
    2,617,588.78x = 5,326,147,863,465.49
  5. Step 5: Solve for x
    x = 5,326,147,863,465.49/2,617,588.78
  6. Step 6: Final answer
    x = 2,034,753.47

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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.