Home / 5,022,145.80-7,533,510.30-1,428,175.80

Finding the Fourth Proportional to 5,022,145.80, 7,533,510.30 and 1,428,175.80

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Solution

The fourth proportional to 5,022,145.80, 7,533,510.30 and 1,428,175.80 is: 2,142,346.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022,145.80 : 7,533,510.30 = 1,428,175.80 : x
  2. Step 2: Convert to fraction form
    5,022,145.80/7,533,510.30 = 1,428,175.80/x
  3. Step 3: Cross multiply
    5,022,145.80x = 7,533,510.30 × 1,428,175.80
  4. Step 4: Simplify right side
    5,022,145.80x = 10,759,177,099,510.74
  5. Step 5: Solve for x
    x = 10,759,177,099,510.74/5,022,145.80
  6. Step 6: Final answer
    x = 2,142,346.62

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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.