Home / 4,652,523-6,978,784.50-1,286,730

Finding the Fourth Proportional to 4,652,523, 6,978,784.50 and 1,286,730

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Solution

The fourth proportional to 4,652,523, 6,978,784.50 and 1,286,730 is: 1,930,095

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652,523 : 6,978,784.50 = 1,286,730 : x
  2. Step 2: Convert to fraction form
    4,652,523/6,978,784.50 = 1,286,730/x
  3. Step 3: Cross multiply
    4,652,523x = 6,978,784.50 × 1,286,730
  4. Step 4: Simplify right side
    4,652,523x = 8,979,811,379,685
  5. Step 5: Solve for x
    x = 8,979,811,379,685/4,652,523
  6. Step 6: Final answer
    x = 1,930,095

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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.