Home / 1,063,804.40-1,467,849.20-634,124.64

Finding the Fourth Proportional to 1,063,804.40, 1,467,849.20 and 634,124.64

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Solution

The fourth proportional to 1,063,804.40, 1,467,849.20 and 634,124.64 is: 874,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,804.40 : 1,467,849.20 = 634,124.64 : x
  2. Step 2: Convert to fraction form
    1,063,804.40/1,467,849.20 = 634,124.64/x
  3. Step 3: Cross multiply
    1,063,804.40x = 1,467,849.20 × 634,124.64
  4. Step 4: Simplify right side
    1,063,804.40x = 930,799,345,524.29
  5. Step 5: Solve for x
    x = 930,799,345,524.29/1,063,804.40
  6. Step 6: Final answer
    x = 874,972.27

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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.