Home / 1,685,815.44-2,326,427.64-950,779.32

Finding the Fourth Proportional to 1,685,815.44, 2,326,427.64 and 950,779.32

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Solution

The fourth proportional to 1,685,815.44, 2,326,427.64 and 950,779.32 is: 1,312,076.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,815.44 : 2,326,427.64 = 950,779.32 : x
  2. Step 2: Convert to fraction form
    1,685,815.44/2,326,427.64 = 950,779.32/x
  3. Step 3: Cross multiply
    1,685,815.44x = 2,326,427.64 × 950,779.32
  4. Step 4: Simplify right side
    1,685,815.44x = 2,211,919,289,588.40
  5. Step 5: Solve for x
    x = 2,211,919,289,588.40/1,685,815.44
  6. Step 6: Final answer
    x = 1,312,076.78

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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.