Home / 4,870,975.70-6,722,056.15-3,155,082.84

Finding the Fourth Proportional to 4,870,975.70, 6,722,056.15 and 3,155,082.84

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Solution

The fourth proportional to 4,870,975.70, 6,722,056.15 and 3,155,082.84 is: 4,354,085.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,975.70 : 6,722,056.15 = 3,155,082.84 : x
  2. Step 2: Convert to fraction form
    4,870,975.70/6,722,056.15 = 3,155,082.84/x
  3. Step 3: Cross multiply
    4,870,975.70x = 6,722,056.15 × 3,155,082.84
  4. Step 4: Simplify right side
    4,870,975.70x = 21,208,644,000,493.76
  5. Step 5: Solve for x
    x = 21,208,644,000,493.76/4,870,975.70
  6. Step 6: Final answer
    x = 4,354,085.36

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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.