Home / 1,184,404.61-1,634,473.64-640,540.97

Finding the Fourth Proportional to 1,184,404.61, 1,634,473.64 and 640,540.97

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Solution

The fourth proportional to 1,184,404.61, 1,634,473.64 and 640,540.97 is: 883,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,404.61 : 1,634,473.64 = 640,540.97 : x
  2. Step 2: Convert to fraction form
    1,184,404.61/1,634,473.64 = 640,540.97/x
  3. Step 3: Cross multiply
    1,184,404.61x = 1,634,473.64 × 640,540.97
  4. Step 4: Simplify right side
    1,184,404.61x = 1,046,947,319,429.96
  5. Step 5: Solve for x
    x = 1,046,947,319,429.96/1,184,404.61
  6. Step 6: Final answer
    x = 883,943.98

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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.