Home / 1,556,183.10-2,147,549.08-877,119.60

Finding the Fourth Proportional to 1,556,183.10, 2,147,549.08 and 877,119.60

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Solution

The fourth proportional to 1,556,183.10, 2,147,549.08 and 877,119.60 is: 1,210,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,183.10 : 2,147,549.08 = 877,119.60 : x
  2. Step 2: Convert to fraction form
    1,556,183.10/2,147,549.08 = 877,119.60/x
  3. Step 3: Cross multiply
    1,556,183.10x = 2,147,549.08 × 877,119.60
  4. Step 4: Simplify right side
    1,556,183.10x = 1,883,657,390,029.97
  5. Step 5: Solve for x
    x = 1,883,657,390,029.97/1,556,183.10
  6. Step 6: Final answer
    x = 1,210,434.29

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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.