Home / 4,857,685.20-7,286,527.80-1,492,059.60

Finding the Fourth Proportional to 4,857,685.20, 7,286,527.80 and 1,492,059.60

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Solution

The fourth proportional to 4,857,685.20, 7,286,527.80 and 1,492,059.60 is: 2,238,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,685.20 : 7,286,527.80 = 1,492,059.60 : x
  2. Step 2: Convert to fraction form
    4,857,685.20/7,286,527.80 = 1,492,059.60/x
  3. Step 3: Cross multiply
    4,857,685.20x = 7,286,527.80 × 1,492,059.60
  4. Step 4: Simplify right side
    4,857,685.20x = 10,871,933,754,656.88
  5. Step 5: Solve for x
    x = 10,871,933,754,656.88/4,857,685.20
  6. Step 6: Final answer
    x = 2,238,089.40

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Similar ratio
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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.