Home / 2,820,004.60-4,230,006.90-1,492,900.60

Finding the Fourth Proportional to 2,820,004.60, 4,230,006.90 and 1,492,900.60

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Solution

The fourth proportional to 2,820,004.60, 4,230,006.90 and 1,492,900.60 is: 2,239,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,004.60 : 4,230,006.90 = 1,492,900.60 : x
  2. Step 2: Convert to fraction form
    2,820,004.60/4,230,006.90 = 1,492,900.60/x
  3. Step 3: Cross multiply
    2,820,004.60x = 4,230,006.90 × 1,492,900.60
  4. Step 4: Simplify right side
    2,820,004.60x = 6,314,979,839,014.14
  5. Step 5: Solve for x
    x = 6,314,979,839,014.14/2,820,004.60
  6. Step 6: Final answer
    x = 2,239,350.90

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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.