Home / 4,593,911.96-6,890,342.15-1,228,381.40

Finding the Fourth Proportional to 4,593,911.96, 6,890,342.15 and 1,228,381.40

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Solution

The fourth proportional to 4,593,911.96, 6,890,342.15 and 1,228,381.40 is: 1,842,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,593,911.96 : 6,890,342.15 = 1,228,381.40 : x
  2. Step 2: Convert to fraction form
    4,593,911.96/6,890,342.15 = 1,228,381.40/x
  3. Step 3: Cross multiply
    4,593,911.96x = 6,890,342.15 × 1,228,381.40
  4. Step 4: Simplify right side
    4,593,911.96x = 8,463,968,156,992.82
  5. Step 5: Solve for x
    x = 8,463,968,156,992.82/4,593,911.96
  6. Step 6: Final answer
    x = 1,842,431.51

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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.