Home / 4,711,871.12-7,066,965.31-1,253,630.66

Finding the Fourth Proportional to 4,711,871.12, 7,066,965.31 and 1,253,630.66

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Solution

The fourth proportional to 4,711,871.12, 7,066,965.31 and 1,253,630.66 is: 1,880,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711,871.12 : 7,066,965.31 = 1,253,630.66 : x
  2. Step 2: Convert to fraction form
    4,711,871.12/7,066,965.31 = 1,253,630.66/x
  3. Step 3: Cross multiply
    4,711,871.12x = 7,066,965.31 × 1,253,630.66
  4. Step 4: Simplify right side
    4,711,871.12x = 8,859,364,347,303.50
  5. Step 5: Solve for x
    x = 8,859,364,347,303.50/4,711,871.12
  6. Step 6: Final answer
    x = 1,880,222.13

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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.