Home / 1,200,900.70-1,801,195.53-452,849.50

Finding the Fourth Proportional to 1,200,900.70, 1,801,195.53 and 452,849.50

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Solution

The fourth proportional to 1,200,900.70, 1,801,195.53 and 452,849.50 is: 679,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,900.70 : 1,801,195.53 = 452,849.50 : x
  2. Step 2: Convert to fraction form
    1,200,900.70/1,801,195.53 = 452,849.50/x
  3. Step 3: Cross multiply
    1,200,900.70x = 1,801,195.53 × 452,849.50
  4. Step 4: Simplify right side
    1,200,900.70x = 815,670,495,162.74
  5. Step 5: Solve for x
    x = 815,670,495,162.74/1,200,900.70
  6. Step 6: Final answer
    x = 679,215.60

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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.