Home / 1,184,927.38-1,635,211.64-641,074.88

Finding the Fourth Proportional to 1,184,927.38, 1,635,211.64 and 641,074.88

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Solution

The fourth proportional to 1,184,927.38, 1,635,211.64 and 641,074.88 is: 884,689.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,927.38 : 1,635,211.64 = 641,074.88 : x
  2. Step 2: Convert to fraction form
    1,184,927.38/1,635,211.64 = 641,074.88/x
  3. Step 3: Cross multiply
    1,184,927.38x = 1,635,211.64 × 641,074.88
  4. Step 4: Simplify right side
    1,184,927.38x = 1,048,293,105,887.60
  5. Step 5: Solve for x
    x = 1,048,293,105,887.60/1,184,927.38
  6. Step 6: Final answer
    x = 884,689.75

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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.