Home / 1,133,753.58-1,698,059.42-878,992.38

Finding the Fourth Proportional to 1,133,753.58, 1,698,059.42 and 878,992.38

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Solution

The fourth proportional to 1,133,753.58, 1,698,059.42 and 878,992.38 is: 1,316,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,753.58 : 1,698,059.42 = 878,992.38 : x
  2. Step 2: Convert to fraction form
    1,133,753.58/1,698,059.42 = 878,992.38/x
  3. Step 3: Cross multiply
    1,133,753.58x = 1,698,059.42 × 878,992.38
  4. Step 4: Simplify right side
    1,133,753.58x = 1,492,581,290,967.22
  5. Step 5: Solve for x
    x = 1,492,581,290,967.22/1,133,753.58
  6. Step 6: Final answer
    x = 1,316,495.33

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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.