Home / 1,198,378.84-1,653,753.92-654,514.87

Finding the Fourth Proportional to 1,198,378.84, 1,653,753.92 and 654,514.87

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Solution

The fourth proportional to 1,198,378.84, 1,653,753.92 and 654,514.87 is: 903,225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,378.84 : 1,653,753.92 = 654,514.87 : x
  2. Step 2: Convert to fraction form
    1,198,378.84/1,653,753.92 = 654,514.87/x
  3. Step 3: Cross multiply
    1,198,378.84x = 1,653,753.92 × 654,514.87
  4. Step 4: Simplify right side
    1,198,378.84x = 1,082,406,520,419.45
  5. Step 5: Solve for x
    x = 1,082,406,520,419.45/1,198,378.84
  6. Step 6: Final answer
    x = 903,225.67

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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.