Home / 1,541,728.70-2,127,532.22-853,430.58

Finding the Fourth Proportional to 1,541,728.70, 2,127,532.22 and 853,430.58

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Solution

The fourth proportional to 1,541,728.70, 2,127,532.22 and 853,430.58 is: 1,177,704.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,728.70 : 2,127,532.22 = 853,430.58 : x
  2. Step 2: Convert to fraction form
    1,541,728.70/2,127,532.22 = 853,430.58/x
  3. Step 3: Cross multiply
    1,541,728.70x = 2,127,532.22 × 853,430.58
  4. Step 4: Simplify right side
    1,541,728.70x = 1,815,701,056,483.29
  5. Step 5: Solve for x
    x = 1,815,701,056,483.29/1,541,728.70
  6. Step 6: Final answer
    x = 1,177,704.65

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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.