Home / 5,255,999.40-7,883,999.10-1,469,476.20

Finding the Fourth Proportional to 5,255,999.40, 7,883,999.10 and 1,469,476.20

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Solution

The fourth proportional to 5,255,999.40, 7,883,999.10 and 1,469,476.20 is: 2,204,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,999.40 : 7,883,999.10 = 1,469,476.20 : x
  2. Step 2: Convert to fraction form
    5,255,999.40/7,883,999.10 = 1,469,476.20/x
  3. Step 3: Cross multiply
    5,255,999.40x = 7,883,999.10 × 1,469,476.20
  4. Step 4: Simplify right side
    5,255,999.40x = 11,585,349,038,271.42
  5. Step 5: Solve for x
    x = 11,585,349,038,271.42/5,255,999.40
  6. Step 6: Final answer
    x = 2,204,214.30

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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.