Home / 1,085,071.92-1,497,102.48-649,313.88

Finding the Fourth Proportional to 1,085,071.92, 1,497,102.48 and 649,313.88

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Solution

The fourth proportional to 1,085,071.92, 1,497,102.48 and 649,313.88 is: 895,875.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,071.92 : 1,497,102.48 = 649,313.88 : x
  2. Step 2: Convert to fraction form
    1,085,071.92/1,497,102.48 = 649,313.88/x
  3. Step 3: Cross multiply
    1,085,071.92x = 1,497,102.48 × 649,313.88
  4. Step 4: Simplify right side
    1,085,071.92x = 972,089,420,046.42
  5. Step 5: Solve for x
    x = 972,089,420,046.42/1,085,071.92
  6. Step 6: Final answer
    x = 895,875.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.