Home / 1,381,101.56-1,906,015.98-837,260.28

Finding the Fourth Proportional to 1,381,101.56, 1,906,015.98 and 837,260.28

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Solution

The fourth proportional to 1,381,101.56, 1,906,015.98 and 837,260.28 is: 1,155,477.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,101.56 : 1,906,015.98 = 837,260.28 : x
  2. Step 2: Convert to fraction form
    1,381,101.56/1,906,015.98 = 837,260.28/x
  3. Step 3: Cross multiply
    1,381,101.56x = 1,906,015.98 × 837,260.28
  4. Step 4: Simplify right side
    1,381,101.56x = 1,595,831,473,099.27
  5. Step 5: Solve for x
    x = 1,595,831,473,099.27/1,381,101.56
  6. Step 6: Final answer
    x = 1,155,477.28

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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.