Home / 2,329,645.68-3,214,379.16-1,310,678.64

Finding the Fourth Proportional to 2,329,645.68, 3,214,379.16 and 1,310,678.64

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Solution

The fourth proportional to 2,329,645.68, 3,214,379.16 and 1,310,678.64 is: 1,808,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329,645.68 : 3,214,379.16 = 1,310,678.64 : x
  2. Step 2: Convert to fraction form
    2,329,645.68/3,214,379.16 = 1,310,678.64/x
  3. Step 3: Cross multiply
    2,329,645.68x = 3,214,379.16 × 1,310,678.64
  4. Step 4: Simplify right side
    2,329,645.68x = 4,213,018,105,873.14
  5. Step 5: Solve for x
    x = 4,213,018,105,873.14/2,329,645.68
  6. Step 6: Final answer
    x = 1,808,437.28

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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.