Home / 1,623,815.20-2,433,649.20-1,247,975.20

Finding the Fourth Proportional to 1,623,815.20, 2,433,649.20 and 1,247,975.20

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Solution

The fourth proportional to 1,623,815.20, 2,433,649.20 and 1,247,975.20 is: 1,870,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,815.20 : 2,433,649.20 = 1,247,975.20 : x
  2. Step 2: Convert to fraction form
    1,623,815.20/2,433,649.20 = 1,247,975.20/x
  3. Step 3: Cross multiply
    1,623,815.20x = 2,433,649.20 × 1,247,975.20
  4. Step 4: Simplify right side
    1,623,815.20x = 3,037,133,847,099.84
  5. Step 5: Solve for x
    x = 3,037,133,847,099.84/1,623,815.20
  6. Step 6: Final answer
    x = 1,870,369.14

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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.