Home / 4,711,205.70-7,066,808.55-2,319,721.20

Finding the Fourth Proportional to 4,711,205.70, 7,066,808.55 and 2,319,721.20

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Solution

The fourth proportional to 4,711,205.70, 7,066,808.55 and 2,319,721.20 is: 3,479,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711,205.70 : 7,066,808.55 = 2,319,721.20 : x
  2. Step 2: Convert to fraction form
    4,711,205.70/7,066,808.55 = 2,319,721.20/x
  3. Step 3: Cross multiply
    4,711,205.70x = 7,066,808.55 × 2,319,721.20
  4. Step 4: Simplify right side
    4,711,205.70x = 16,393,025,609,776.26
  5. Step 5: Solve for x
    x = 16,393,025,609,776.26/4,711,205.70
  6. Step 6: Final answer
    x = 3,479,581.80

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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.