Home / 1,413,128.34-2,120,393.61-560,181.96

Finding the Fourth Proportional to 1,413,128.34, 2,120,393.61 and 560,181.96

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Solution

The fourth proportional to 1,413,128.34, 2,120,393.61 and 560,181.96 is: 840,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,128.34 : 2,120,393.61 = 560,181.96 : x
  2. Step 2: Convert to fraction form
    1,413,128.34/2,120,393.61 = 560,181.96/x
  3. Step 3: Cross multiply
    1,413,128.34x = 2,120,393.61 × 560,181.96
  4. Step 4: Simplify right side
    1,413,128.34x = 1,187,806,248,421.28
  5. Step 5: Solve for x
    x = 1,187,806,248,421.28/1,413,128.34
  6. Step 6: Final answer
    x = 840,550.86

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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.