Home / 1,307,080.80-1,960,953.86-767,793.11

Finding the Fourth Proportional to 1,307,080.80, 1,960,953.86 and 767,793.11

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Solution

The fourth proportional to 1,307,080.80, 1,960,953.86 and 767,793.11 is: 1,151,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,080.80 : 1,960,953.86 = 767,793.11 : x
  2. Step 2: Convert to fraction form
    1,307,080.80/1,960,953.86 = 767,793.11/x
  3. Step 3: Cross multiply
    1,307,080.80x = 1,960,953.86 × 767,793.11
  4. Step 4: Simplify right side
    1,307,080.80x = 1,505,606,849,092.17
  5. Step 5: Solve for x
    x = 1,505,606,849,092.17/1,307,080.80
  6. Step 6: Final answer
    x = 1,151,885.06

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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.