Home / 1,037,982.90-1,556,828.55-328,082.70

Finding the Fourth Proportional to 1,037,982.90, 1,556,828.55 and 328,082.70

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Solution

The fourth proportional to 1,037,982.90, 1,556,828.55 and 328,082.70 is: 492,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,982.90 : 1,556,828.55 = 328,082.70 : x
  2. Step 2: Convert to fraction form
    1,037,982.90/1,556,828.55 = 328,082.70/x
  3. Step 3: Cross multiply
    1,037,982.90x = 1,556,828.55 × 328,082.70
  4. Step 4: Simplify right side
    1,037,982.90x = 510,768,514,121.09
  5. Step 5: Solve for x
    x = 510,768,514,121.09/1,037,982.90
  6. Step 6: Final answer
    x = 492,077.97

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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.