Home / 1,174,370.78-1,761,124.11-405,672.89

Finding the Fourth Proportional to 1,174,370.78, 1,761,124.11 and 405,672.89

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Solution

The fourth proportional to 1,174,370.78, 1,761,124.11 and 405,672.89 is: 608,360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,370.78 : 1,761,124.11 = 405,672.89 : x
  2. Step 2: Convert to fraction form
    1,174,370.78/1,761,124.11 = 405,672.89/x
  3. Step 3: Cross multiply
    1,174,370.78x = 1,761,124.11 × 405,672.89
  4. Step 4: Simplify right side
    1,174,370.78x = 714,440,298,546.76
  5. Step 5: Solve for x
    x = 714,440,298,546.76/1,174,370.78
  6. Step 6: Final answer
    x = 608,360.08

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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.