Home / 932,786.70-1,397,106.45-808,370.70

Finding the Fourth Proportional to 932,786.70, 1,397,106.45 and 808,370.70

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Solution

The fourth proportional to 932,786.70, 1,397,106.45 and 808,370.70 is: 1,210,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,786.70 : 1,397,106.45 = 808,370.70 : x
  2. Step 2: Convert to fraction form
    932,786.70/1,397,106.45 = 808,370.70/x
  3. Step 3: Cross multiply
    932,786.70x = 1,397,106.45 × 808,370.70
  4. Step 4: Simplify right side
    932,786.70x = 1,129,379,918,961.01
  5. Step 5: Solve for x
    x = 1,129,379,918,961.01/932,786.70
  6. Step 6: Final answer
    x = 1,210,759.03

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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.