Home / 4,509,178.89-6,219,843.30-2,960,520.45

Finding the Fourth Proportional to 4,509,178.89, 6,219,843.30 and 2,960,520.45

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Solution

The fourth proportional to 4,509,178.89, 6,219,843.30 and 2,960,520.45 is: 4,083,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509,178.89 : 6,219,843.30 = 2,960,520.45 : x
  2. Step 2: Convert to fraction form
    4,509,178.89/6,219,843.30 = 2,960,520.45/x
  3. Step 3: Cross multiply
    4,509,178.89x = 6,219,843.30 × 2,960,520.45
  4. Step 4: Simplify right side
    4,509,178.89x = 18,413,973,285,445.48
  5. Step 5: Solve for x
    x = 18,413,973,285,445.48/4,509,178.89
  6. Step 6: Final answer
    x = 4,083,664.40

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1.5x scale

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.