Home / 4,752,583.24-7,129,293.78-1,340,899.72

Finding the Fourth Proportional to 4,752,583.24, 7,129,293.78 and 1,340,899.72

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Solution

The fourth proportional to 4,752,583.24, 7,129,293.78 and 1,340,899.72 is: 2,011,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,583.24 : 7,129,293.78 = 1,340,899.72 : x
  2. Step 2: Convert to fraction form
    4,752,583.24/7,129,293.78 = 1,340,899.72/x
  3. Step 3: Cross multiply
    4,752,583.24x = 7,129,293.78 × 1,340,899.72
  4. Step 4: Simplify right side
    4,752,583.24x = 9,559,668,033,399.74
  5. Step 5: Solve for x
    x = 9,559,668,033,399.74/4,752,583.24
  6. Step 6: Final answer
    x = 2,011,467.77

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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.