Home / 1,399,167.63-2,098,817.06-452,612.16

Finding the Fourth Proportional to 1,399,167.63, 2,098,817.06 and 452,612.16

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Solution

The fourth proportional to 1,399,167.63, 2,098,817.06 and 452,612.16 is: 678,939.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,167.63 : 2,098,817.06 = 452,612.16 : x
  2. Step 2: Convert to fraction form
    1,399,167.63/2,098,817.06 = 452,612.16/x
  3. Step 3: Cross multiply
    1,399,167.63x = 2,098,817.06 × 452,612.16
  4. Step 4: Simplify right side
    1,399,167.63x = 949,950,120,708.39
  5. Step 5: Solve for x
    x = 949,950,120,708.39/1,399,167.63
  6. Step 6: Final answer
    x = 678,939.46

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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.