Home / 1,834,820.70-2,751,246.90-768,658.20

Finding the Fourth Proportional to 1,834,820.70, 2,751,246.90 and 768,658.20

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Solution

The fourth proportional to 1,834,820.70, 2,751,246.90 and 768,658.20 is: 1,152,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,820.70 : 2,751,246.90 = 768,658.20 : x
  2. Step 2: Convert to fraction form
    1,834,820.70/2,751,246.90 = 768,658.20/x
  3. Step 3: Cross multiply
    1,834,820.70x = 2,751,246.90 × 768,658.20
  4. Step 4: Simplify right side
    1,834,820.70x = 2,114,768,489,909.58
  5. Step 5: Solve for x
    x = 2,114,768,489,909.58/1,834,820.70
  6. Step 6: Final answer
    x = 1,152,575.01

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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.