Home / 1,638,524.48-2,458,901.28-1,005,506.24

Finding the Fourth Proportional to 1,638,524.48, 2,458,901.28 and 1,005,506.24

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Solution

The fourth proportional to 1,638,524.48, 2,458,901.28 and 1,005,506.24 is: 1,508,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,524.48 : 2,458,901.28 = 1,005,506.24 : x
  2. Step 2: Convert to fraction form
    1,638,524.48/2,458,901.28 = 1,005,506.24/x
  3. Step 3: Cross multiply
    1,638,524.48x = 2,458,901.28 × 1,005,506.24
  4. Step 4: Simplify right side
    1,638,524.48x = 2,472,440,580,583.99
  5. Step 5: Solve for x
    x = 2,472,440,580,583.99/1,638,524.48
  6. Step 6: Final answer
    x = 1,508,943.33

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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.