Home / 4,857,491.80-7,281,572.10-3,777,405.40

Finding the Fourth Proportional to 4,857,491.80, 7,281,572.10 and 3,777,405.40

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Solution

The fourth proportional to 4,857,491.80, 7,281,572.10 and 3,777,405.40 is: 5,662,479.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,491.80 : 7,281,572.10 = 3,777,405.40 : x
  2. Step 2: Convert to fraction form
    4,857,491.80/7,281,572.10 = 3,777,405.40/x
  3. Step 3: Cross multiply
    4,857,491.80x = 7,281,572.10 × 3,777,405.40
  4. Step 4: Simplify right side
    4,857,491.80x = 27,505,449,771,029.34
  5. Step 5: Solve for x
    x = 27,505,449,771,029.34/4,857,491.80
  6. Step 6: Final answer
    x = 5,662,479.92

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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.