Home / 1,186,793.83-1,780,415.39-476,877.43

Finding the Fourth Proportional to 1,186,793.83, 1,780,415.39 and 476,877.43

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Solution

The fourth proportional to 1,186,793.83, 1,780,415.39 and 476,877.43 is: 715,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,793.83 : 1,780,415.39 = 476,877.43 : x
  2. Step 2: Convert to fraction form
    1,186,793.83/1,780,415.39 = 476,877.43/x
  3. Step 3: Cross multiply
    1,186,793.83x = 1,780,415.39 × 476,877.43
  4. Step 4: Simplify right side
    1,186,793.83x = 849,039,915,515.65
  5. Step 5: Solve for x
    x = 849,039,915,515.65/1,186,793.83
  6. Step 6: Final answer
    x = 715,406.41

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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.