Home / 1,243,334.37-1,865,001.56-822,511.83

Finding the Fourth Proportional to 1,243,334.37, 1,865,001.56 and 822,511.83

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Solution

The fourth proportional to 1,243,334.37, 1,865,001.56 and 822,511.83 is: 1,233,767.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,334.37 : 1,865,001.56 = 822,511.83 : x
  2. Step 2: Convert to fraction form
    1,243,334.37/1,865,001.56 = 822,511.83/x
  3. Step 3: Cross multiply
    1,243,334.37x = 1,865,001.56 × 822,511.83
  4. Step 4: Simplify right side
    1,243,334.37x = 1,533,985,846,068.45
  5. Step 5: Solve for x
    x = 1,533,985,846,068.45/1,243,334.37
  6. Step 6: Final answer
    x = 1,233,767.75

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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.