Home / 853,093.50-1,177,612.47-581,435.91

Finding the Fourth Proportional to 853,093.50, 1,177,612.47 and 581,435.91

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Solution

The fourth proportional to 853,093.50, 1,177,612.47 and 581,435.91 is: 802,615.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,093.50 : 1,177,612.47 = 581,435.91 : x
  2. Step 2: Convert to fraction form
    853,093.50/1,177,612.47 = 581,435.91/x
  3. Step 3: Cross multiply
    853,093.50x = 1,177,612.47 × 581,435.91
  4. Step 4: Simplify right side
    853,093.50x = 684,706,178,121.80
  5. Step 5: Solve for x
    x = 684,706,178,121.80/853,093.50
  6. Step 6: Final answer
    x = 802,615.63

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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.