Home / 2,166,192.85-2,989,546.67-1,199,323.14

Finding the Fourth Proportional to 2,166,192.85, 2,989,546.67 and 1,199,323.14

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Solution

The fourth proportional to 2,166,192.85, 2,989,546.67 and 1,199,323.14 is: 1,655,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,192.85 : 2,989,546.67 = 1,199,323.14 : x
  2. Step 2: Convert to fraction form
    2,166,192.85/2,989,546.67 = 1,199,323.14/x
  3. Step 3: Cross multiply
    2,166,192.85x = 2,989,546.67 × 1,199,323.14
  4. Step 4: Simplify right side
    2,166,192.85x = 3,585,432,502,402.76
  5. Step 5: Solve for x
    x = 3,585,432,502,402.76/2,166,192.85
  6. Step 6: Final answer
    x = 1,655,176.96

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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.