Home / 1,051,878.72-1,451,890.08-622,308.96

Finding the Fourth Proportional to 1,051,878.72, 1,451,890.08 and 622,308.96

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Solution

The fourth proportional to 1,051,878.72, 1,451,890.08 and 622,308.96 is: 858,962.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,878.72 : 1,451,890.08 = 622,308.96 : x
  2. Step 2: Convert to fraction form
    1,051,878.72/1,451,890.08 = 622,308.96/x
  3. Step 3: Cross multiply
    1,051,878.72x = 1,451,890.08 × 622,308.96
  4. Step 4: Simplify right side
    1,051,878.72x = 903,524,205,719.12
  5. Step 5: Solve for x
    x = 903,524,205,719.12/1,051,878.72
  6. Step 6: Final answer
    x = 858,962.34

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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.