Home / 1,964,975.49-2,711,638.38-1,105,533.69

Finding the Fourth Proportional to 1,964,975.49, 2,711,638.38 and 1,105,533.69

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Solution

The fourth proportional to 1,964,975.49, 2,711,638.38 and 1,105,533.69 is: 1,525,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,975.49 : 2,711,638.38 = 1,105,533.69 : x
  2. Step 2: Convert to fraction form
    1,964,975.49/2,711,638.38 = 1,105,533.69/x
  3. Step 3: Cross multiply
    1,964,975.49x = 2,711,638.38 × 1,105,533.69
  4. Step 4: Simplify right side
    1,964,975.49x = 2,997,807,584,187.02
  5. Step 5: Solve for x
    x = 2,997,807,584,187.02/1,964,975.49
  6. Step 6: Final answer
    x = 1,525,620.85

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Double scale
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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.