Home / 1,634,663.79-2,256,148.34-1,082,405.43

Finding the Fourth Proportional to 1,634,663.79, 2,256,148.34 and 1,082,405.43

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Solution

The fourth proportional to 1,634,663.79, 2,256,148.34 and 1,082,405.43 is: 1,493,926.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,663.79 : 2,256,148.34 = 1,082,405.43 : x
  2. Step 2: Convert to fraction form
    1,634,663.79/2,256,148.34 = 1,082,405.43/x
  3. Step 3: Cross multiply
    1,634,663.79x = 2,256,148.34 × 1,082,405.43
  4. Step 4: Simplify right side
    1,634,663.79x = 2,442,067,210,376.45
  5. Step 5: Solve for x
    x = 2,442,067,210,376.45/1,634,663.79
  6. Step 6: Final answer
    x = 1,493,926.29

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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.