Home / 1,372,191.10-1,923,866.90-1,372,191.10

Finding the Fourth Proportional to 1,372,191.10, 1,923,866.90 and 1,372,191.10

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Solution

The fourth proportional to 1,372,191.10, 1,923,866.90 and 1,372,191.10 is: 1,923,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,191.10 : 1,923,866.90 = 1,372,191.10 : x
  2. Step 2: Convert to fraction form
    1,372,191.10/1,923,866.90 = 1,372,191.10/x
  3. Step 3: Cross multiply
    1,372,191.10x = 1,923,866.90 × 1,372,191.10
  4. Step 4: Simplify right side
    1,372,191.10x = 2,639,913,037,764.59
  5. Step 5: Solve for x
    x = 2,639,913,037,764.59/1,372,191.10
  6. Step 6: Final answer
    x = 1,923,866.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.