Home / 2,787,047.60-4,183,681.80-2,604,311.60

Finding the Fourth Proportional to 2,787,047.60, 4,183,681.80 and 2,604,311.60

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Solution

The fourth proportional to 2,787,047.60, 4,183,681.80 and 2,604,311.60 is: 3,909,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,047.60 : 4,183,681.80 = 2,604,311.60 : x
  2. Step 2: Convert to fraction form
    2,787,047.60/4,183,681.80 = 2,604,311.60/x
  3. Step 3: Cross multiply
    2,787,047.60x = 4,183,681.80 × 2,604,311.60
  4. Step 4: Simplify right side
    2,787,047.60x = 10,895,611,042,448.88
  5. Step 5: Solve for x
    x = 10,895,611,042,448.88/2,787,047.60
  6. Step 6: Final answer
    x = 3,909,373.86

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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.