Home / 1,745,400.38-2,408,666.91-981,447.26

Finding the Fourth Proportional to 1,745,400.38, 2,408,666.91 and 981,447.26

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Solution

The fourth proportional to 1,745,400.38, 2,408,666.91 and 981,447.26 is: 1,354,405.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,400.38 : 2,408,666.91 = 981,447.26 : x
  2. Step 2: Convert to fraction form
    1,745,400.38/2,408,666.91 = 981,447.26/x
  3. Step 3: Cross multiply
    1,745,400.38x = 2,408,666.91 × 981,447.26
  4. Step 4: Simplify right side
    1,745,400.38x = 2,363,979,539,072.17
  5. Step 5: Solve for x
    x = 2,363,979,539,072.17/1,745,400.38
  6. Step 6: Final answer
    x = 1,354,405.31

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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.