Home / 1,621,176.72-2,237,339.72-896,008.84

Finding the Fourth Proportional to 1,621,176.72, 2,237,339.72 and 896,008.84

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Solution

The fourth proportional to 1,621,176.72, 2,237,339.72 and 896,008.84 is: 1,236,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,176.72 : 2,237,339.72 = 896,008.84 : x
  2. Step 2: Convert to fraction form
    1,621,176.72/2,237,339.72 = 896,008.84/x
  3. Step 3: Cross multiply
    1,621,176.72x = 2,237,339.72 × 896,008.84
  4. Step 4: Simplify right side
    1,621,176.72x = 2,004,676,167,203.13
  5. Step 5: Solve for x
    x = 2,004,676,167,203.13/1,621,176.72
  6. Step 6: Final answer
    x = 1,236,556.23

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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.