Home / 1,288,260-1,932,601.14-529,895.88

Finding the Fourth Proportional to 1,288,260, 1,932,601.14 and 529,895.88

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Solution

The fourth proportional to 1,288,260, 1,932,601.14 and 529,895.88 is: 794,930.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,260 : 1,932,601.14 = 529,895.88 : x
  2. Step 2: Convert to fraction form
    1,288,260/1,932,601.14 = 529,895.88/x
  3. Step 3: Cross multiply
    1,288,260x = 1,932,601.14 × 529,895.88
  4. Step 4: Simplify right side
    1,288,260x = 1,024,077,381,769.30
  5. Step 5: Solve for x
    x = 1,024,077,381,769.30/1,288,260
  6. Step 6: Final answer
    x = 794,930.67

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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.