Home / 1,414,570.64-2,121,835.16-349,612.80

Finding the Fourth Proportional to 1,414,570.64, 2,121,835.16 and 349,612.80

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Solution

The fourth proportional to 1,414,570.64, 2,121,835.16 and 349,612.80 is: 524,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,570.64 : 2,121,835.16 = 349,612.80 : x
  2. Step 2: Convert to fraction form
    1,414,570.64/2,121,835.16 = 349,612.80/x
  3. Step 3: Cross multiply
    1,414,570.64x = 2,121,835.16 × 349,612.80
  4. Step 4: Simplify right side
    1,414,570.64x = 741,820,731,426.05
  5. Step 5: Solve for x
    x = 741,820,731,426.05/1,414,570.64
  6. Step 6: Final answer
    x = 524,414.06

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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.