Home / 4,857,687.20-7,286,530.80-1,492,061.60

Finding the Fourth Proportional to 4,857,687.20, 7,286,530.80 and 1,492,061.60

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Solution

The fourth proportional to 4,857,687.20, 7,286,530.80 and 1,492,061.60 is: 2,238,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,687.20 : 7,286,530.80 = 1,492,061.60 : x
  2. Step 2: Convert to fraction form
    4,857,687.20/7,286,530.80 = 1,492,061.60/x
  3. Step 3: Cross multiply
    4,857,687.20x = 7,286,530.80 × 1,492,061.60
  4. Step 4: Simplify right side
    4,857,687.20x = 10,871,952,803,897.28
  5. Step 5: Solve for x
    x = 10,871,952,803,897.28/4,857,687.20
  6. Step 6: Final answer
    x = 2,238,092.40

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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.