Home / 3,018,988.70-4,527,280.20-996,669.80

Finding the Fourth Proportional to 3,018,988.70, 4,527,280.20 and 996,669.80

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Solution

The fourth proportional to 3,018,988.70, 4,527,280.20 and 996,669.80 is: 1,494,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,988.70 : 4,527,280.20 = 996,669.80 : x
  2. Step 2: Convert to fraction form
    3,018,988.70/4,527,280.20 = 996,669.80/x
  3. Step 3: Cross multiply
    3,018,988.70x = 4,527,280.20 × 996,669.80
  4. Step 4: Simplify right side
    3,018,988.70x = 4,512,203,451,477.96
  5. Step 5: Solve for x
    x = 4,512,203,451,477.96/3,018,988.70
  6. Step 6: Final answer
    x = 1,494,607.60

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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.