Home / 1,871,905.26-2,583,229.45-1,012,465.56

Finding the Fourth Proportional to 1,871,905.26, 2,583,229.45 and 1,012,465.56

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Solution

The fourth proportional to 1,871,905.26, 2,583,229.45 and 1,012,465.56 is: 1,397,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,905.26 : 2,583,229.45 = 1,012,465.56 : x
  2. Step 2: Convert to fraction form
    1,871,905.26/2,583,229.45 = 1,012,465.56/x
  3. Step 3: Cross multiply
    1,871,905.26x = 2,583,229.45 × 1,012,465.56
  4. Step 4: Simplify right side
    1,871,905.26x = 2,615,430,851,702.74
  5. Step 5: Solve for x
    x = 2,615,430,851,702.74/1,871,905.26
  6. Step 6: Final answer
    x = 1,397,202.58

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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.