Home / 2,038,147-2,815,520.70-1,632,939.64

Finding the Fourth Proportional to 2,038,147, 2,815,520.70 and 1,632,939.64

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Solution

The fourth proportional to 2,038,147, 2,815,520.70 and 1,632,939.64 is: 2,255,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,147 : 2,815,520.70 = 1,632,939.64 : x
  2. Step 2: Convert to fraction form
    2,038,147/2,815,520.70 = 1,632,939.64/x
  3. Step 3: Cross multiply
    2,038,147x = 2,815,520.70 × 1,632,939.64
  4. Step 4: Simplify right side
    2,038,147x = 4,597,575,358,270.55
  5. Step 5: Solve for x
    x = 4,597,575,358,270.55/2,038,147
  6. Step 6: Final answer
    x = 2,255,762.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.