Home / 1,339,678.04-1,848,776.60-727,842.92

Finding the Fourth Proportional to 1,339,678.04, 1,848,776.60 and 727,842.92

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Solution

The fourth proportional to 1,339,678.04, 1,848,776.60 and 727,842.92 is: 1,004,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,678.04 : 1,848,776.60 = 727,842.92 : x
  2. Step 2: Convert to fraction form
    1,339,678.04/1,848,776.60 = 727,842.92/x
  3. Step 3: Cross multiply
    1,339,678.04x = 1,848,776.60 × 727,842.92
  4. Step 4: Simplify right side
    1,339,678.04x = 1,345,618,951,547.40
  5. Step 5: Solve for x
    x = 1,345,618,951,547.40/1,339,678.04
  6. Step 6: Final answer
    x = 1,004,434.59

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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.