Home / 1,447,320.88-1,996,983-835,343.60

Finding the Fourth Proportional to 1,447,320.88, 1,996,983 and 835,343.60

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Solution

The fourth proportional to 1,447,320.88, 1,996,983 and 835,343.60 is: 1,152,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,320.88 : 1,996,983 = 835,343.60 : x
  2. Step 2: Convert to fraction form
    1,447,320.88/1,996,983 = 835,343.60/x
  3. Step 3: Cross multiply
    1,447,320.88x = 1,996,983 × 835,343.60
  4. Step 4: Simplify right side
    1,447,320.88x = 1,668,166,968,358.80
  5. Step 5: Solve for x
    x = 1,668,166,968,358.80/1,447,320.88
  6. Step 6: Final answer
    x = 1,152,589.58

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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.