Home / 852,803.70-1,279,205.55-846,582.90

Finding the Fourth Proportional to 852,803.70, 1,279,205.55 and 846,582.90

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Solution

The fourth proportional to 852,803.70, 1,279,205.55 and 846,582.90 is: 1,269,874.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,803.70 : 1,279,205.55 = 846,582.90 : x
  2. Step 2: Convert to fraction form
    852,803.70/1,279,205.55 = 846,582.90/x
  3. Step 3: Cross multiply
    852,803.70x = 1,279,205.55 × 846,582.90
  4. Step 4: Simplify right side
    852,803.70x = 1,082,953,544,215.10
  5. Step 5: Solve for x
    x = 1,082,953,544,215.10/852,803.70
  6. Step 6: Final answer
    x = 1,269,874.35

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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.