Home / 1,779,969.10-2,668,774.45-981,633.10

Finding the Fourth Proportional to 1,779,969.10, 2,668,774.45 and 981,633.10

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Solution

The fourth proportional to 1,779,969.10, 2,668,774.45 and 981,633.10 is: 1,471,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,969.10 : 2,668,774.45 = 981,633.10 : x
  2. Step 2: Convert to fraction form
    1,779,969.10/2,668,774.45 = 981,633.10/x
  3. Step 3: Cross multiply
    1,779,969.10x = 2,668,774.45 × 981,633.10
  4. Step 4: Simplify right side
    1,779,969.10x = 2,619,757,336,554.30
  5. Step 5: Solve for x
    x = 2,619,757,336,554.30/1,779,969.10
  6. Step 6: Final answer
    x = 1,471,799.33

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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.