Home / 4,215,339.12-6,323,013.24-1,973,051.76

Finding the Fourth Proportional to 4,215,339.12, 6,323,013.24 and 1,973,051.76

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Solution

The fourth proportional to 4,215,339.12, 6,323,013.24 and 1,973,051.76 is: 2,959,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,339.12 : 6,323,013.24 = 1,973,051.76 : x
  2. Step 2: Convert to fraction form
    4,215,339.12/6,323,013.24 = 1,973,051.76/x
  3. Step 3: Cross multiply
    4,215,339.12x = 6,323,013.24 × 1,973,051.76
  4. Step 4: Simplify right side
    4,215,339.12x = 12,475,632,401,685.30
  5. Step 5: Solve for x
    x = 12,475,632,401,685.30/4,215,339.12
  6. Step 6: Final answer
    x = 2,959,579.77

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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.