Home / 1,673,560.08-2,309,519.76-909,612

Finding the Fourth Proportional to 1,673,560.08, 2,309,519.76 and 909,612

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Solution

The fourth proportional to 1,673,560.08, 2,309,519.76 and 909,612 is: 1,255,268.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,560.08 : 2,309,519.76 = 909,612 : x
  2. Step 2: Convert to fraction form
    1,673,560.08/2,309,519.76 = 909,612/x
  3. Step 3: Cross multiply
    1,673,560.08x = 2,309,519.76 × 909,612
  4. Step 4: Simplify right side
    1,673,560.08x = 2,100,766,887,933.12
  5. Step 5: Solve for x
    x = 2,100,766,887,933.12/1,673,560.08
  6. Step 6: Final answer
    x = 1,255,268.28

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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.