Home / 1,244,099.10-1,866,444.78-402,650.82

Finding the Fourth Proportional to 1,244,099.10, 1,866,444.78 and 402,650.82

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Solution

The fourth proportional to 1,244,099.10, 1,866,444.78 and 402,650.82 is: 604,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,099.10 : 1,866,444.78 = 402,650.82 : x
  2. Step 2: Convert to fraction form
    1,244,099.10/1,866,444.78 = 402,650.82/x
  3. Step 3: Cross multiply
    1,244,099.10x = 1,866,444.78 × 402,650.82
  4. Step 4: Simplify right side
    1,244,099.10x = 751,525,521,151.72
  5. Step 5: Solve for x
    x = 751,525,521,151.72/1,244,099.10
  6. Step 6: Final answer
    x = 604,072.07

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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.