Home / 1,910,990.56-2,637,087.33-1,039,828.68

Finding the Fourth Proportional to 1,910,990.56, 2,637,087.33 and 1,039,828.68

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Solution

The fourth proportional to 1,910,990.56, 2,637,087.33 and 1,039,828.68 is: 1,434,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,990.56 : 2,637,087.33 = 1,039,828.68 : x
  2. Step 2: Convert to fraction form
    1,910,990.56/2,637,087.33 = 1,039,828.68/x
  3. Step 3: Cross multiply
    1,910,990.56x = 2,637,087.33 × 1,039,828.68
  4. Step 4: Simplify right side
    1,910,990.56x = 2,742,119,025,512.97
  5. Step 5: Solve for x
    x = 2,742,119,025,512.97/1,910,990.56
  6. Step 6: Final answer
    x = 1,434,920.24

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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.