Home / 1,621,407.90-2,432,408.01-541,818.13

Finding the Fourth Proportional to 1,621,407.90, 2,432,408.01 and 541,818.13

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Solution

The fourth proportional to 1,621,407.90, 2,432,408.01 and 541,818.13 is: 812,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,407.90 : 2,432,408.01 = 541,818.13 : x
  2. Step 2: Convert to fraction form
    1,621,407.90/2,432,408.01 = 541,818.13/x
  3. Step 3: Cross multiply
    1,621,407.90x = 2,432,408.01 × 541,818.13
  4. Step 4: Simplify right side
    1,621,407.90x = 1,317,922,759,375.22
  5. Step 5: Solve for x
    x = 1,317,922,759,375.22/1,621,407.90
  6. Step 6: Final answer
    x = 812,826.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.