Home / 1,409,937.52-1,945,746.66-836,979.88

Finding the Fourth Proportional to 1,409,937.52, 1,945,746.66 and 836,979.88

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Solution

The fourth proportional to 1,409,937.52, 1,945,746.66 and 836,979.88 is: 1,155,051.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,937.52 : 1,945,746.66 = 836,979.88 : x
  2. Step 2: Convert to fraction form
    1,409,937.52/1,945,746.66 = 836,979.88/x
  3. Step 3: Cross multiply
    1,409,937.52x = 1,945,746.66 × 836,979.88
  4. Step 4: Simplify right side
    1,409,937.52x = 1,628,550,805,997.20
  5. Step 5: Solve for x
    x = 1,628,550,805,997.20/1,409,937.52
  6. Step 6: Final answer
    x = 1,155,051.75

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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.