Home / 5,192,080.80-7,788,127.18-1,353,899.84

Finding the Fourth Proportional to 5,192,080.80, 7,788,127.18 and 1,353,899.84

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Solution

The fourth proportional to 5,192,080.80, 7,788,127.18 and 1,353,899.84 is: 2,030,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,080.80 : 7,788,127.18 = 1,353,899.84 : x
  2. Step 2: Convert to fraction form
    5,192,080.80/7,788,127.18 = 1,353,899.84/x
  3. Step 3: Cross multiply
    5,192,080.80x = 7,788,127.18 × 1,353,899.84
  4. Step 4: Simplify right side
    5,192,080.80x = 10,544,344,142,901.65
  5. Step 5: Solve for x
    x = 10,544,344,142,901.65/5,192,080.80
  6. Step 6: Final answer
    x = 2,030,851.32

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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.