Home / 1,889,214.03-2,607,119.33-1,236,287.93

Finding the Fourth Proportional to 1,889,214.03, 2,607,119.33 and 1,236,287.93

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Solution

The fourth proportional to 1,889,214.03, 2,607,119.33 and 1,236,287.93 is: 1,706,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,214.03 : 2,607,119.33 = 1,236,287.93 : x
  2. Step 2: Convert to fraction form
    1,889,214.03/2,607,119.33 = 1,236,287.93/x
  3. Step 3: Cross multiply
    1,889,214.03x = 2,607,119.33 × 1,236,287.93
  4. Step 4: Simplify right side
    1,889,214.03x = 3,223,150,140,531.65
  5. Step 5: Solve for x
    x = 3,223,150,140,531.65/1,889,214.03
  6. Step 6: Final answer
    x = 1,706,079.93

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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.