Home / 1,526,079.40-2,289,095.80-515,910.94

Finding the Fourth Proportional to 1,526,079.40, 2,289,095.80 and 515,910.94

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Solution

The fourth proportional to 1,526,079.40, 2,289,095.80 and 515,910.94 is: 773,858.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,079.40 : 2,289,095.80 = 515,910.94 : x
  2. Step 2: Convert to fraction form
    1,526,079.40/2,289,095.80 = 515,910.94/x
  3. Step 3: Cross multiply
    1,526,079.40x = 2,289,095.80 × 515,910.94
  4. Step 4: Simplify right side
    1,526,079.40x = 1,180,969,565,928.05
  5. Step 5: Solve for x
    x = 1,180,969,565,928.05/1,526,079.40
  6. Step 6: Final answer
    x = 773,858.53

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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.