Home / 4,114,505.76-6,171,779.16-1,686,984.95

Finding the Fourth Proportional to 4,114,505.76, 6,171,779.16 and 1,686,984.95

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Solution

The fourth proportional to 4,114,505.76, 6,171,779.16 and 1,686,984.95 is: 2,530,485.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114,505.76 : 6,171,779.16 = 1,686,984.95 : x
  2. Step 2: Convert to fraction form
    4,114,505.76/6,171,779.16 = 1,686,984.95/x
  3. Step 3: Cross multiply
    4,114,505.76x = 6,171,779.16 × 1,686,984.95
  4. Step 4: Simplify right side
    4,114,505.76x = 10,411,698,526,784.75
  5. Step 5: Solve for x
    x = 10,411,698,526,784.75/4,114,505.76
  6. Step 6: Final answer
    x = 2,530,485.83

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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.