Home / 1,556,183.35-2,147,549.43-877,119.85

Finding the Fourth Proportional to 1,556,183.35, 2,147,549.43 and 877,119.85

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Solution

The fourth proportional to 1,556,183.35, 2,147,549.43 and 877,119.85 is: 1,210,434.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,183.35 : 2,147,549.43 = 877,119.85 : x
  2. Step 2: Convert to fraction form
    1,556,183.35/2,147,549.43 = 877,119.85/x
  3. Step 3: Cross multiply
    1,556,183.35x = 2,147,549.43 × 877,119.85
  4. Step 4: Simplify right side
    1,556,183.35x = 1,883,658,233,909.19
  5. Step 5: Solve for x
    x = 1,883,658,233,909.19/1,556,183.35
  6. Step 6: Final answer
    x = 1,210,434.64

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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.