Home / 1,490,812.40-2,234,906.40-892,011.80

Finding the Fourth Proportional to 1,490,812.40, 2,234,906.40 and 892,011.80

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Solution

The fourth proportional to 1,490,812.40, 2,234,906.40 and 892,011.80 is: 1,337,232.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,812.40 : 2,234,906.40 = 892,011.80 : x
  2. Step 2: Convert to fraction form
    1,490,812.40/2,234,906.40 = 892,011.80/x
  3. Step 3: Cross multiply
    1,490,812.40x = 2,234,906.40 × 892,011.80
  4. Step 4: Simplify right side
    1,490,812.40x = 1,993,562,880,695.52
  5. Step 5: Solve for x
    x = 1,993,562,880,695.52/1,490,812.40
  6. Step 6: Final answer
    x = 1,337,232.56

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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.