Home / 1,638,033.85-2,457,175.17-558,210.81

Finding the Fourth Proportional to 1,638,033.85, 2,457,175.17 and 558,210.81

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Solution

The fourth proportional to 1,638,033.85, 2,457,175.17 and 558,210.81 is: 837,358.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,033.85 : 2,457,175.17 = 558,210.81 : x
  2. Step 2: Convert to fraction form
    1,638,033.85/2,457,175.17 = 558,210.81/x
  3. Step 3: Cross multiply
    1,638,033.85x = 2,457,175.17 × 558,210.81
  4. Step 4: Simplify right side
    1,638,033.85x = 1,371,621,741,957.59
  5. Step 5: Solve for x
    x = 1,371,621,741,957.59/1,638,033.85
  6. Step 6: Final answer
    x = 837,358.61

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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.