Home / 891,010.10-1,336,515.15-651,861.65

Finding the Fourth Proportional to 891,010.10, 1,336,515.15 and 651,861.65

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Solution

The fourth proportional to 891,010.10, 1,336,515.15 and 651,861.65 is: 977,792.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,010.10 : 1,336,515.15 = 651,861.65 : x
  2. Step 2: Convert to fraction form
    891,010.10/1,336,515.15 = 651,861.65/x
  3. Step 3: Cross multiply
    891,010.10x = 1,336,515.15 × 651,861.65
  4. Step 4: Simplify right side
    891,010.10x = 871,222,970,929.00
  5. Step 5: Solve for x
    x = 871,222,970,929.00/891,010.10
  6. Step 6: Final answer
    x = 977,792.48

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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.