Home / 1,271,676.96-1,907,810.72-373,082.40

Finding the Fourth Proportional to 1,271,676.96, 1,907,810.72 and 373,082.40

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Solution

The fourth proportional to 1,271,676.96, 1,907,810.72 and 373,082.40 is: 559,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,676.96 : 1,907,810.72 = 373,082.40 : x
  2. Step 2: Convert to fraction form
    1,271,676.96/1,907,810.72 = 373,082.40/x
  3. Step 3: Cross multiply
    1,271,676.96x = 1,907,810.72 × 373,082.40
  4. Step 4: Simplify right side
    1,271,676.96x = 711,770,602,163.33
  5. Step 5: Solve for x
    x = 711,770,602,163.33/1,271,676.96
  6. Step 6: Final answer
    x = 559,710.23

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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.