Home / 1,738,676.76-2,399,489.10-974,779.80

Finding the Fourth Proportional to 1,738,676.76, 2,399,489.10 and 974,779.80

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Solution

The fourth proportional to 1,738,676.76, 2,399,489.10 and 974,779.80 is: 1,345,260.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,676.76 : 2,399,489.10 = 974,779.80 : x
  2. Step 2: Convert to fraction form
    1,738,676.76/2,399,489.10 = 974,779.80/x
  3. Step 3: Cross multiply
    1,738,676.76x = 2,399,489.10 × 974,779.80
  4. Step 4: Simplify right side
    1,738,676.76x = 2,338,973,505,000.18
  5. Step 5: Solve for x
    x = 2,338,973,505,000.18/1,738,676.76
  6. Step 6: Final answer
    x = 1,345,260.69

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Double scale
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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.