Home / 1,423,624.41-1,964,601.87-779,044.65

Finding the Fourth Proportional to 1,423,624.41, 1,964,601.87 and 779,044.65

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Solution

The fourth proportional to 1,423,624.41, 1,964,601.87 and 779,044.65 is: 1,075,081.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,624.41 : 1,964,601.87 = 779,044.65 : x
  2. Step 2: Convert to fraction form
    1,423,624.41/1,964,601.87 = 779,044.65/x
  3. Step 3: Cross multiply
    1,423,624.41x = 1,964,601.87 × 779,044.65
  4. Step 4: Simplify right side
    1,423,624.41x = 1,530,512,576,203.50
  5. Step 5: Solve for x
    x = 1,530,512,576,203.50/1,423,624.41
  6. Step 6: Final answer
    x = 1,075,081.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.