Home / 2,051,781.39-2,831,370.21-1,133,963.10

Finding the Fourth Proportional to 2,051,781.39, 2,831,370.21 and 1,133,963.10

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Solution

The fourth proportional to 2,051,781.39, 2,831,370.21 and 1,133,963.10 is: 1,564,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,781.39 : 2,831,370.21 = 1,133,963.10 : x
  2. Step 2: Convert to fraction form
    2,051,781.39/2,831,370.21 = 1,133,963.10/x
  3. Step 3: Cross multiply
    2,051,781.39x = 2,831,370.21 × 1,133,963.10
  4. Step 4: Simplify right side
    2,051,781.39x = 3,210,669,340,579.25
  5. Step 5: Solve for x
    x = 3,210,669,340,579.25/2,051,781.39
  6. Step 6: Final answer
    x = 1,564,820.38

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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.