Home / 1,638,045.24-2,457,192.24-558,222.18

Finding the Fourth Proportional to 1,638,045.24, 2,457,192.24 and 558,222.18

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Solution

The fourth proportional to 1,638,045.24, 2,457,192.24 and 558,222.18 is: 837,375.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,045.24 : 2,457,192.24 = 558,222.18 : x
  2. Step 2: Convert to fraction form
    1,638,045.24/2,457,192.24 = 558,222.18/x
  3. Step 3: Cross multiply
    1,638,045.24x = 2,457,192.24 × 558,222.18
  4. Step 4: Simplify right side
    1,638,045.24x = 1,371,659,208,891.88
  5. Step 5: Solve for x
    x = 1,371,659,208,891.88/1,638,045.24
  6. Step 6: Final answer
    x = 837,375.66

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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.