Home / 1,638,034.30-2,457,175.84-558,211.25

Finding the Fourth Proportional to 1,638,034.30, 2,457,175.84 and 558,211.25

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Solution

The fourth proportional to 1,638,034.30, 2,457,175.84 and 558,211.25 is: 837,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,034.30 : 2,457,175.84 = 558,211.25 : x
  2. Step 2: Convert to fraction form
    1,638,034.30/2,457,175.84 = 558,211.25/x
  3. Step 3: Cross multiply
    1,638,034.30x = 2,457,175.84 × 558,211.25
  4. Step 4: Simplify right side
    1,638,034.30x = 1,371,623,182,039.26
  5. Step 5: Solve for x
    x = 1,371,623,182,039.26/1,638,034.30
  6. Step 6: Final answer
    x = 837,359.26

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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.