Home / 1,871,918.52-2,583,239.10-1,012,476.72

Finding the Fourth Proportional to 1,871,918.52, 2,583,239.10 and 1,012,476.72

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Solution

The fourth proportional to 1,871,918.52, 2,583,239.10 and 1,012,476.72 is: 1,397,213.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,918.52 : 2,583,239.10 = 1,012,476.72 : x
  2. Step 2: Convert to fraction form
    1,871,918.52/2,583,239.10 = 1,012,476.72/x
  3. Step 3: Cross multiply
    1,871,918.52x = 2,583,239.10 × 1,012,476.72
  4. Step 4: Simplify right side
    1,871,918.52x = 2,615,469,450,943.75
  5. Step 5: Solve for x
    x = 2,615,469,450,943.75/1,871,918.52
  6. Step 6: Final answer
    x = 1,397,213.30

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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.