Home / 1,184,871.43-1,635,115.17-641,005.03

Finding the Fourth Proportional to 1,184,871.43, 1,635,115.17 and 641,005.03

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Solution

The fourth proportional to 1,184,871.43, 1,635,115.17 and 641,005.03 is: 884,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,871.43 : 1,635,115.17 = 641,005.03 : x
  2. Step 2: Convert to fraction form
    1,184,871.43/1,635,115.17 = 641,005.03/x
  3. Step 3: Cross multiply
    1,184,871.43x = 1,635,115.17 × 641,005.03
  4. Step 4: Simplify right side
    1,184,871.43x = 1,048,117,048,599.31
  5. Step 5: Solve for x
    x = 1,048,117,048,599.31/1,184,871.43
  6. Step 6: Final answer
    x = 884,582.94

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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.