Home / 1,550,406.24-2,139,680.34-930,234.60

Finding the Fourth Proportional to 1,550,406.24, 2,139,680.34 and 930,234.60

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Solution

The fourth proportional to 1,550,406.24, 2,139,680.34 and 930,234.60 is: 1,283,795.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,406.24 : 2,139,680.34 = 930,234.60 : x
  2. Step 2: Convert to fraction form
    1,550,406.24/2,139,680.34 = 930,234.60/x
  3. Step 3: Cross multiply
    1,550,406.24x = 2,139,680.34 × 930,234.60
  4. Step 4: Simplify right side
    1,550,406.24x = 1,990,404,685,207.76
  5. Step 5: Solve for x
    x = 1,990,404,685,207.76/1,550,406.24
  6. Step 6: Final answer
    x = 1,283,795.58

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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.