Home / 1,298,196.64-1,945,554.33-1,010,355.85

Finding the Fourth Proportional to 1,298,196.64, 1,945,554.33 and 1,010,355.85

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Solution

The fourth proportional to 1,298,196.64, 1,945,554.33 and 1,010,355.85 is: 1,514,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,196.64 : 1,945,554.33 = 1,010,355.85 : x
  2. Step 2: Convert to fraction form
    1,298,196.64/1,945,554.33 = 1,010,355.85/x
  3. Step 3: Cross multiply
    1,298,196.64x = 1,945,554.33 × 1,010,355.85
  4. Step 4: Simplify right side
    1,298,196.64x = 1,965,702,198,808.33
  5. Step 5: Solve for x
    x = 1,965,702,198,808.33/1,298,196.64
  6. Step 6: Final answer
    x = 1,514,179.08

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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.