Home / 1,901,842.81-2,624,606.55-1,042,405.27

Finding the Fourth Proportional to 1,901,842.81, 2,624,606.55 and 1,042,405.27

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Solution

The fourth proportional to 1,901,842.81, 2,624,606.55 and 1,042,405.27 is: 1,438,554.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,842.81 : 2,624,606.55 = 1,042,405.27 : x
  2. Step 2: Convert to fraction form
    1,901,842.81/2,624,606.55 = 1,042,405.27/x
  3. Step 3: Cross multiply
    1,901,842.81x = 2,624,606.55 × 1,042,405.27
  4. Step 4: Simplify right side
    1,901,842.81x = 2,735,903,708,564.05
  5. Step 5: Solve for x
    x = 2,735,903,708,564.05/1,901,842.81
  6. Step 6: Final answer
    x = 1,438,554.06

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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.