Home / 1,615,735.18-2,229,613.14-890,542.98

Finding the Fourth Proportional to 1,615,735.18, 2,229,613.14 and 890,542.98

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Solution

The fourth proportional to 1,615,735.18, 2,229,613.14 and 890,542.98 is: 1,228,893.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,735.18 : 2,229,613.14 = 890,542.98 : x
  2. Step 2: Convert to fraction form
    1,615,735.18/2,229,613.14 = 890,542.98/x
  3. Step 3: Cross multiply
    1,615,735.18x = 2,229,613.14 × 890,542.98
  4. Step 4: Simplify right side
    1,615,735.18x = 1,985,566,329,942.76
  5. Step 5: Solve for x
    x = 1,985,566,329,942.76/1,615,735.18
  6. Step 6: Final answer
    x = 1,228,893.42

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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.