Home / 4,885,668.58-7,329,005.62-1,690,789.90

Finding the Fourth Proportional to 4,885,668.58, 7,329,005.62 and 1,690,789.90

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Solution

The fourth proportional to 4,885,668.58, 7,329,005.62 and 1,690,789.90 is: 2,536,358.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,668.58 : 7,329,005.62 = 1,690,789.90 : x
  2. Step 2: Convert to fraction form
    4,885,668.58/7,329,005.62 = 1,690,789.90/x
  3. Step 3: Cross multiply
    4,885,668.58x = 7,329,005.62 × 1,690,789.90
  4. Step 4: Simplify right side
    4,885,668.58x = 12,391,808,679,339.24
  5. Step 5: Solve for x
    x = 12,391,808,679,339.24/4,885,668.58
  6. Step 6: Final answer
    x = 2,536,358.84

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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.