Home / 1,213,795.50-1,820,780.73-465,841.50

Finding the Fourth Proportional to 1,213,795.50, 1,820,780.73 and 465,841.50

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Solution

The fourth proportional to 1,213,795.50, 1,820,780.73 and 465,841.50 is: 698,795.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,795.50 : 1,820,780.73 = 465,841.50 : x
  2. Step 2: Convert to fraction form
    1,213,795.50/1,820,780.73 = 465,841.50/x
  3. Step 3: Cross multiply
    1,213,795.50x = 1,820,780.73 × 465,841.50
  4. Step 4: Simplify right side
    1,213,795.50x = 848,195,226,434.30
  5. Step 5: Solve for x
    x = 848,195,226,434.30/1,213,795.50
  6. Step 6: Final answer
    x = 698,795.82

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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.