Home / 1,217,847.58-1,826,779.00-319,281.27

Finding the Fourth Proportional to 1,217,847.58, 1,826,779.00 and 319,281.27

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Solution

The fourth proportional to 1,217,847.58, 1,826,779.00 and 319,281.27 is: 478,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,847.58 : 1,826,779.00 = 319,281.27 : x
  2. Step 2: Convert to fraction form
    1,217,847.58/1,826,779.00 = 319,281.27/x
  3. Step 3: Cross multiply
    1,217,847.58x = 1,826,779.00 × 319,281.27
  4. Step 4: Simplify right side
    1,217,847.58x = 583,256,318,115.15
  5. Step 5: Solve for x
    x = 583,256,318,115.15/1,217,847.58
  6. Step 6: Final answer
    x = 478,923.90

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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.