Home / 1,129,476.44-1,558,677.50-620,178.82

Finding the Fourth Proportional to 1,129,476.44, 1,558,677.50 and 620,178.82

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Solution

The fourth proportional to 1,129,476.44, 1,558,677.50 and 620,178.82 is: 855,846.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,476.44 : 1,558,677.50 = 620,178.82 : x
  2. Step 2: Convert to fraction form
    1,129,476.44/1,558,677.50 = 620,178.82/x
  3. Step 3: Cross multiply
    1,129,476.44x = 1,558,677.50 × 620,178.82
  4. Step 4: Simplify right side
    1,129,476.44x = 966,658,770,364.30
  5. Step 5: Solve for x
    x = 966,658,770,364.30/1,129,476.44
  6. Step 6: Final answer
    x = 855,846.77

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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.