Home / 1,337,090.44-1,845,209.84-820,585.44

Finding the Fourth Proportional to 1,337,090.44, 1,845,209.84 and 820,585.44

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Solution

The fourth proportional to 1,337,090.44, 1,845,209.84 and 820,585.44 is: 1,132,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,090.44 : 1,845,209.84 = 820,585.44 : x
  2. Step 2: Convert to fraction form
    1,337,090.44/1,845,209.84 = 820,585.44/x
  3. Step 3: Cross multiply
    1,337,090.44x = 1,845,209.84 × 820,585.44
  4. Step 4: Simplify right side
    1,337,090.44x = 1,514,152,328,448.73
  5. Step 5: Solve for x
    x = 1,514,152,328,448.73/1,337,090.44
  6. Step 6: Final answer
    x = 1,132,423.27

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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.