Home / 1,398,025-2,096,504.62-499,298.92

Finding the Fourth Proportional to 1,398,025, 2,096,504.62 and 499,298.92

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Solution

The fourth proportional to 1,398,025, 2,096,504.62 and 499,298.92 is: 748,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,025 : 2,096,504.62 = 499,298.92 : x
  2. Step 2: Convert to fraction form
    1,398,025/2,096,504.62 = 499,298.92/x
  3. Step 3: Cross multiply
    1,398,025x = 2,096,504.62 × 499,298.92
  4. Step 4: Simplify right side
    1,398,025x = 1,046,782,492,541.01
  5. Step 5: Solve for x
    x = 1,046,782,492,541.01/1,398,025
  6. Step 6: Final answer
    x = 748,758.06

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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.