Home / 1,661,426.52-2,492,139.48-399,254.14

Finding the Fourth Proportional to 1,661,426.52, 2,492,139.48 and 399,254.14

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Solution

The fourth proportional to 1,661,426.52, 2,492,139.48 and 399,254.14 is: 598,881.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,426.52 : 2,492,139.48 = 399,254.14 : x
  2. Step 2: Convert to fraction form
    1,661,426.52/2,492,139.48 = 399,254.14/x
  3. Step 3: Cross multiply
    1,661,426.52x = 2,492,139.48 × 399,254.14
  4. Step 4: Simplify right side
    1,661,426.52x = 994,997,004,847.45
  5. Step 5: Solve for x
    x = 994,997,004,847.45/1,661,426.52
  6. Step 6: Final answer
    x = 598,881.14

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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.