Home / 1,170,532.70-1,615,466.22-661,267.88

Finding the Fourth Proportional to 1,170,532.70, 1,615,466.22 and 661,267.88

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Solution

The fourth proportional to 1,170,532.70, 1,615,466.22 and 661,267.88 is: 912,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,532.70 : 1,615,466.22 = 661,267.88 : x
  2. Step 2: Convert to fraction form
    1,170,532.70/1,615,466.22 = 661,267.88/x
  3. Step 3: Cross multiply
    1,170,532.70x = 1,615,466.22 × 661,267.88
  4. Step 4: Simplify right side
    1,170,532.70x = 1,068,255,922,511.01
  5. Step 5: Solve for x
    x = 1,068,255,922,511.01/1,170,532.70
  6. Step 6: Final answer
    x = 912,623.73

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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.