Home / 4,700,555.88-6,488,751.60-3,174,729.72

Finding the Fourth Proportional to 4,700,555.88, 6,488,751.60 and 3,174,729.72

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Solution

The fourth proportional to 4,700,555.88, 6,488,751.60 and 3,174,729.72 is: 4,382,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700,555.88 : 6,488,751.60 = 3,174,729.72 : x
  2. Step 2: Convert to fraction form
    4,700,555.88/6,488,751.60 = 3,174,729.72/x
  3. Step 3: Cross multiply
    4,700,555.88x = 6,488,751.60 × 3,174,729.72
  4. Step 4: Simplify right side
    4,700,555.88x = 20,600,032,550,217.55
  5. Step 5: Solve for x
    x = 20,600,032,550,217.55/4,700,555.88
  6. Step 6: Final answer
    x = 4,382,467.32

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Why These Related Problems?

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