Home / 1,702,653.78-2,553,980.67-1,617,513.87

Finding the Fourth Proportional to 1,702,653.78, 2,553,980.67 and 1,617,513.87

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Solution

The fourth proportional to 1,702,653.78, 2,553,980.67 and 1,617,513.87 is: 2,426,270.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,653.78 : 2,553,980.67 = 1,617,513.87 : x
  2. Step 2: Convert to fraction form
    1,702,653.78/2,553,980.67 = 1,617,513.87/x
  3. Step 3: Cross multiply
    1,702,653.78x = 2,553,980.67 × 1,617,513.87
  4. Step 4: Simplify right side
    1,702,653.78x = 4,131,099,157,436.89
  5. Step 5: Solve for x
    x = 4,131,099,157,436.89/1,702,653.78
  6. Step 6: Final answer
    x = 2,426,270.81

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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.