Home / 1,298,195.64-1,945,552.83-1,010,354.85

Finding the Fourth Proportional to 1,298,195.64, 1,945,552.83 and 1,010,354.85

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Solution

The fourth proportional to 1,298,195.64, 1,945,552.83 and 1,010,354.85 is: 1,514,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,195.64 : 1,945,552.83 = 1,010,354.85 : x
  2. Step 2: Convert to fraction form
    1,298,195.64/1,945,552.83 = 1,010,354.85/x
  3. Step 3: Cross multiply
    1,298,195.64x = 1,945,552.83 × 1,010,354.85
  4. Step 4: Simplify right side
    1,298,195.64x = 1,965,698,731,302.65
  5. Step 5: Solve for x
    x = 1,965,698,731,302.65/1,298,195.64
  6. Step 6: Final answer
    x = 1,514,177.58

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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.