Home / 3,252,471.49-4,878,264.34-856,115.45

Finding the Fourth Proportional to 3,252,471.49, 4,878,264.34 and 856,115.45

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Solution

The fourth proportional to 3,252,471.49, 4,878,264.34 and 856,115.45 is: 1,284,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252,471.49 : 4,878,264.34 = 856,115.45 : x
  2. Step 2: Convert to fraction form
    3,252,471.49/4,878,264.34 = 856,115.45/x
  3. Step 3: Cross multiply
    3,252,471.49x = 4,878,264.34 × 856,115.45
  4. Step 4: Simplify right side
    3,252,471.49x = 4,176,357,470,658.05
  5. Step 5: Solve for x
    x = 4,176,357,470,658.05/3,252,471.49
  6. Step 6: Final answer
    x = 1,284,056.60

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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.