Home / 1,587,212.20-2,380,818.30-1,083,327.40

Finding the Fourth Proportional to 1,587,212.20, 2,380,818.30 and 1,083,327.40

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Solution

The fourth proportional to 1,587,212.20, 2,380,818.30 and 1,083,327.40 is: 1,624,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,212.20 : 2,380,818.30 = 1,083,327.40 : x
  2. Step 2: Convert to fraction form
    1,587,212.20/2,380,818.30 = 1,083,327.40/x
  3. Step 3: Cross multiply
    1,587,212.20x = 2,380,818.30 × 1,083,327.40
  4. Step 4: Simplify right side
    1,587,212.20x = 2,579,205,698,811.42
  5. Step 5: Solve for x
    x = 2,579,205,698,811.42/1,587,212.20
  6. Step 6: Final answer
    x = 1,624,991.10

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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.