Home / 1,001,714.85-1,382,845.30-571,911.98

Finding the Fourth Proportional to 1,001,714.85, 1,382,845.30 and 571,911.98

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Solution

The fourth proportional to 1,001,714.85, 1,382,845.30 and 571,911.98 is: 789,511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,714.85 : 1,382,845.30 = 571,911.98 : x
  2. Step 2: Convert to fraction form
    1,001,714.85/1,382,845.30 = 571,911.98/x
  3. Step 3: Cross multiply
    1,001,714.85x = 1,382,845.30 × 571,911.98
  4. Step 4: Simplify right side
    1,001,714.85x = 790,865,785,212.69
  5. Step 5: Solve for x
    x = 790,865,785,212.69/1,001,714.85
  6. Step 6: Final answer
    x = 789,511.89

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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.