Home / 1,396,586.56-1,927,371.92-1,051,814.40

Finding the Fourth Proportional to 1,396,586.56, 1,927,371.92 and 1,051,814.40

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Solution

The fourth proportional to 1,396,586.56, 1,927,371.92 and 1,051,814.40 is: 1,451,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,586.56 : 1,927,371.92 = 1,051,814.40 : x
  2. Step 2: Convert to fraction form
    1,396,586.56/1,927,371.92 = 1,051,814.40/x
  3. Step 3: Cross multiply
    1,396,586.56x = 1,927,371.92 × 1,051,814.40
  4. Step 4: Simplify right side
    1,396,586.56x = 2,027,237,539,611.65
  5. Step 5: Solve for x
    x = 2,027,237,539,611.65/1,396,586.56
  6. Step 6: Final answer
    x = 1,451,565.98

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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.