Home / 2,755,931.43-4,133,629.85-836,859.28

Finding the Fourth Proportional to 2,755,931.43, 4,133,629.85 and 836,859.28

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Solution

The fourth proportional to 2,755,931.43, 4,133,629.85 and 836,859.28 is: 1,255,207.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755,931.43 : 4,133,629.85 = 836,859.28 : x
  2. Step 2: Convert to fraction form
    2,755,931.43/4,133,629.85 = 836,859.28/x
  3. Step 3: Cross multiply
    2,755,931.43x = 4,133,629.85 × 836,859.28
  4. Step 4: Simplify right side
    2,755,931.43x = 3,459,266,500,057.51
  5. Step 5: Solve for x
    x = 3,459,266,500,057.51/2,755,931.43
  6. Step 6: Final answer
    x = 1,255,207.75

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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.