Home / 1,831,262.68-2,526,834.55-1,220,327.56

Finding the Fourth Proportional to 1,831,262.68, 2,526,834.55 and 1,220,327.56

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Solution

The fourth proportional to 1,831,262.68, 2,526,834.55 and 1,220,327.56 is: 1,683,846.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,262.68 : 2,526,834.55 = 1,220,327.56 : x
  2. Step 2: Convert to fraction form
    1,831,262.68/2,526,834.55 = 1,220,327.56/x
  3. Step 3: Cross multiply
    1,831,262.68x = 2,526,834.55 × 1,220,327.56
  4. Step 4: Simplify right side
    1,831,262.68x = 3,083,565,840,925.20
  5. Step 5: Solve for x
    x = 3,083,565,840,925.20/1,831,262.68
  6. Step 6: Final answer
    x = 1,683,846.82

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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.