Home / 1,532,582.70-2,115,029.74-853,519.20

Finding the Fourth Proportional to 1,532,582.70, 2,115,029.74 and 853,519.20

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Solution

The fourth proportional to 1,532,582.70, 2,115,029.74 and 853,519.20 is: 1,177,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,582.70 : 2,115,029.74 = 853,519.20 : x
  2. Step 2: Convert to fraction form
    1,532,582.70/2,115,029.74 = 853,519.20/x
  3. Step 3: Cross multiply
    1,532,582.70x = 2,115,029.74 × 853,519.20
  4. Step 4: Simplify right side
    1,532,582.70x = 1,805,218,487,393.41
  5. Step 5: Solve for x
    x = 1,805,218,487,393.41/1,532,582.70
  6. Step 6: Final answer
    x = 1,177,893.03

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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.