Home / 1,964,974.91-2,711,637.59-1,105,533.11

Finding the Fourth Proportional to 1,964,974.91, 2,711,637.59 and 1,105,533.11

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Solution

The fourth proportional to 1,964,974.91, 2,711,637.59 and 1,105,533.11 is: 1,525,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,974.91 : 2,711,637.59 = 1,105,533.11 : x
  2. Step 2: Convert to fraction form
    1,964,974.91/2,711,637.59 = 1,105,533.11/x
  3. Step 3: Cross multiply
    1,964,974.91x = 2,711,637.59 × 1,105,533.11
  4. Step 4: Simplify right side
    1,964,974.91x = 2,997,805,118,979.75
  5. Step 5: Solve for x
    x = 2,997,805,118,979.75/1,964,974.91
  6. Step 6: Final answer
    x = 1,525,620.05

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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.