Home / 1,577,566.52-2,180,719.41-1,407,173.24

Finding the Fourth Proportional to 1,577,566.52, 2,180,719.41 and 1,407,173.24

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Solution

The fourth proportional to 1,577,566.52, 2,180,719.41 and 1,407,173.24 is: 1,945,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,566.52 : 2,180,719.41 = 1,407,173.24 : x
  2. Step 2: Convert to fraction form
    1,577,566.52/2,180,719.41 = 1,407,173.24/x
  3. Step 3: Cross multiply
    1,577,566.52x = 2,180,719.41 × 1,407,173.24
  4. Step 4: Simplify right side
    1,577,566.52x = 3,068,649,981,520.09
  5. Step 5: Solve for x
    x = 3,068,649,981,520.09/1,577,566.52
  6. Step 6: Final answer
    x = 1,945,179.45

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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.