Home / 1,956,044.67-2,931,996.15-657,961.31

Finding the Fourth Proportional to 1,956,044.67, 2,931,996.15 and 657,961.31

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Solution

The fourth proportional to 1,956,044.67, 2,931,996.15 and 657,961.31 is: 986,245.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,044.67 : 2,931,996.15 = 657,961.31 : x
  2. Step 2: Convert to fraction form
    1,956,044.67/2,931,996.15 = 657,961.31/x
  3. Step 3: Cross multiply
    1,956,044.67x = 2,931,996.15 × 657,961.31
  4. Step 4: Simplify right side
    1,956,044.67x = 1,929,140,035,098.95
  5. Step 5: Solve for x
    x = 1,929,140,035,098.95/1,956,044.67
  6. Step 6: Final answer
    x = 986,245.39

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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.