Home / 2,697,319.45-4,045,491.74-777,758.71

Finding the Fourth Proportional to 2,697,319.45, 4,045,491.74 and 777,758.71

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Solution

The fourth proportional to 2,697,319.45, 4,045,491.74 and 777,758.71 is: 1,166,497.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,319.45 : 4,045,491.74 = 777,758.71 : x
  2. Step 2: Convert to fraction form
    2,697,319.45/4,045,491.74 = 777,758.71/x
  3. Step 3: Cross multiply
    2,697,319.45x = 4,045,491.74 × 777,758.71
  4. Step 4: Simplify right side
    2,697,319.45x = 3,146,416,437,018.06
  5. Step 5: Solve for x
    x = 3,146,416,437,018.06/2,697,319.45
  6. Step 6: Final answer
    x = 1,166,497.52

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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.