Home / 1,831,206.42-2,526,549.44-1,442,817.77

Finding the Fourth Proportional to 1,831,206.42, 2,526,549.44 and 1,442,817.77

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Solution

The fourth proportional to 1,831,206.42, 2,526,549.44 and 1,442,817.77 is: 1,990,682.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,206.42 : 2,526,549.44 = 1,442,817.77 : x
  2. Step 2: Convert to fraction form
    1,831,206.42/2,526,549.44 = 1,442,817.77/x
  3. Step 3: Cross multiply
    1,831,206.42x = 2,526,549.44 × 1,442,817.77
  4. Step 4: Simplify right side
    1,831,206.42x = 3,645,350,408,968.71
  5. Step 5: Solve for x
    x = 3,645,350,408,968.71/1,831,206.42
  6. Step 6: Final answer
    x = 1,990,682.41

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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.