Home / 4,695,136.32-7,043,180.16-1,620,726.46

Finding the Fourth Proportional to 4,695,136.32, 7,043,180.16 and 1,620,726.46

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Solution

The fourth proportional to 4,695,136.32, 7,043,180.16 and 1,620,726.46 is: 2,431,253.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695,136.32 : 7,043,180.16 = 1,620,726.46 : x
  2. Step 2: Convert to fraction form
    4,695,136.32/7,043,180.16 = 1,620,726.46/x
  3. Step 3: Cross multiply
    4,695,136.32x = 7,043,180.16 × 1,620,726.46
  4. Step 4: Simplify right side
    4,695,136.32x = 11,415,068,447,859.03
  5. Step 5: Solve for x
    x = 11,415,068,447,859.03/4,695,136.32
  6. Step 6: Final answer
    x = 2,431,253.89

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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.