Home / 1,831,737.51-2,524,878.02-1,443,920.90

Finding the Fourth Proportional to 1,831,737.51, 2,524,878.02 and 1,443,920.90

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Solution

The fourth proportional to 1,831,737.51, 2,524,878.02 and 1,443,920.90 is: 1,990,309.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,737.51 : 2,524,878.02 = 1,443,920.90 : x
  2. Step 2: Convert to fraction form
    1,831,737.51/2,524,878.02 = 1,443,920.90/x
  3. Step 3: Cross multiply
    1,831,737.51x = 2,524,878.02 × 1,443,920.90
  4. Step 4: Simplify right side
    1,831,737.51x = 3,645,724,134,014.03
  5. Step 5: Solve for x
    x = 3,645,724,134,014.03/1,831,737.51
  6. Step 6: Final answer
    x = 1,990,309.26

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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.