Home / 4,695,779.10-7,043,668.65-1,329,986.10

Finding the Fourth Proportional to 4,695,779.10, 7,043,668.65 and 1,329,986.10

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Solution

The fourth proportional to 4,695,779.10, 7,043,668.65 and 1,329,986.10 is: 1,994,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695,779.10 : 7,043,668.65 = 1,329,986.10 : x
  2. Step 2: Convert to fraction form
    4,695,779.10/7,043,668.65 = 1,329,986.10/x
  3. Step 3: Cross multiply
    4,695,779.10x = 7,043,668.65 × 1,329,986.10
  4. Step 4: Simplify right side
    4,695,779.10x = 9,367,981,397,505.77
  5. Step 5: Solve for x
    x = 9,367,981,397,505.77/4,695,779.10
  6. Step 6: Final answer
    x = 1,994,979.15

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Double scale
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Similar ratio
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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.