Home / 1,462,379.70-2,194,865.55-862,590.90

Finding the Fourth Proportional to 1,462,379.70, 2,194,865.55 and 862,590.90

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Solution

The fourth proportional to 1,462,379.70, 2,194,865.55 and 862,590.90 is: 1,294,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,379.70 : 2,194,865.55 = 862,590.90 : x
  2. Step 2: Convert to fraction form
    1,462,379.70/2,194,865.55 = 862,590.90/x
  3. Step 3: Cross multiply
    1,462,379.70x = 2,194,865.55 × 862,590.90
  4. Step 4: Simplify right side
    1,462,379.70x = 1,893,271,050,153.50
  5. Step 5: Solve for x
    x = 1,893,271,050,153.50/1,462,379.70
  6. Step 6: Final answer
    x = 1,294,650.80

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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.