Home / 1,155,968.08-1,595,556.84-672,626.91

Finding the Fourth Proportional to 1,155,968.08, 1,595,556.84 and 672,626.91

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Solution

The fourth proportional to 1,155,968.08, 1,595,556.84 and 672,626.91 is: 928,411.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,968.08 : 1,595,556.84 = 672,626.91 : x
  2. Step 2: Convert to fraction form
    1,155,968.08/1,595,556.84 = 672,626.91/x
  3. Step 3: Cross multiply
    1,155,968.08x = 1,595,556.84 × 672,626.91
  4. Step 4: Simplify right side
    1,155,968.08x = 1,073,214,467,018.56
  5. Step 5: Solve for x
    x = 1,073,214,467,018.56/1,155,968.08
  6. Step 6: Final answer
    x = 928,411.85

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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.