Home / 1,556,119.08-2,147,504.40-877,041

Finding the Fourth Proportional to 1,556,119.08, 2,147,504.40 and 877,041

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Solution

The fourth proportional to 1,556,119.08, 2,147,504.40 and 877,041 is: 1,210,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,119.08 : 2,147,504.40 = 877,041 : x
  2. Step 2: Convert to fraction form
    1,556,119.08/2,147,504.40 = 877,041/x
  3. Step 3: Cross multiply
    1,556,119.08x = 2,147,504.40 × 877,041
  4. Step 4: Simplify right side
    1,556,119.08x = 1,883,449,406,480.40
  5. Step 5: Solve for x
    x = 1,883,449,406,480.40/1,556,119.08
  6. Step 6: Final answer
    x = 1,210,350.44

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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.