Home / 4,252,878.90-6,380,554.01-1,374,185.48

Finding the Fourth Proportional to 4,252,878.90, 6,380,554.01 and 1,374,185.48

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Solution

The fourth proportional to 4,252,878.90, 6,380,554.01 and 1,374,185.48 is: 2,061,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252,878.90 : 6,380,554.01 = 1,374,185.48 : x
  2. Step 2: Convert to fraction form
    4,252,878.90/6,380,554.01 = 1,374,185.48/x
  3. Step 3: Cross multiply
    4,252,878.90x = 6,380,554.01 × 1,374,185.48
  4. Step 4: Simplify right side
    4,252,878.90x = 8,768,064,636,124.08
  5. Step 5: Solve for x
    x = 8,768,064,636,124.08/4,252,878.90
  6. Step 6: Final answer
    x = 2,061,677.48

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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.