Home / 4,965,720.30-7,448,580.45-2,570,299.20

Finding the Fourth Proportional to 4,965,720.30, 7,448,580.45 and 2,570,299.20

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Solution

The fourth proportional to 4,965,720.30, 7,448,580.45 and 2,570,299.20 is: 3,855,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965,720.30 : 7,448,580.45 = 2,570,299.20 : x
  2. Step 2: Convert to fraction form
    4,965,720.30/7,448,580.45 = 2,570,299.20/x
  3. Step 3: Cross multiply
    4,965,720.30x = 7,448,580.45 × 2,570,299.20
  4. Step 4: Simplify right side
    4,965,720.30x = 19,145,080,371,770.64
  5. Step 5: Solve for x
    x = 19,145,080,371,770.64/4,965,720.30
  6. Step 6: Final answer
    x = 3,855,448.80

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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.