Home / 1,899,276-2,620,999.68-1,039,836.03

Finding the Fourth Proportional to 1,899,276, 2,620,999.68 and 1,039,836.03

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Solution

The fourth proportional to 1,899,276, 2,620,999.68 and 1,039,836.03 is: 1,434,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,276 : 2,620,999.68 = 1,039,836.03 : x
  2. Step 2: Convert to fraction form
    1,899,276/2,620,999.68 = 1,039,836.03/x
  3. Step 3: Cross multiply
    1,899,276x = 2,620,999.68 × 1,039,836.03
  4. Step 4: Simplify right side
    1,899,276x = 2,725,409,901,882.47
  5. Step 5: Solve for x
    x = 2,725,409,901,882.47/1,899,276
  6. Step 6: Final answer
    x = 1,434,973.06

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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.