Home / 1,184,844.53-1,635,081.79-640,980.17

Finding the Fourth Proportional to 1,184,844.53, 1,635,081.79 and 640,980.17

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Solution

The fourth proportional to 1,184,844.53, 1,635,081.79 and 640,980.17 is: 884,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,844.53 : 1,635,081.79 = 640,980.17 : x
  2. Step 2: Convert to fraction form
    1,184,844.53/1,635,081.79 = 640,980.17/x
  3. Step 3: Cross multiply
    1,184,844.53x = 1,635,081.79 × 640,980.17
  4. Step 4: Simplify right side
    1,184,844.53x = 1,048,055,000,071.80
  5. Step 5: Solve for x
    x = 1,048,055,000,071.80/1,184,844.53
  6. Step 6: Final answer
    x = 884,550.65

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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.