Home / 1,672,141.15-2,508,876.33-535,078.54

Finding the Fourth Proportional to 1,672,141.15, 2,508,876.33 and 535,078.54

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Solution

The fourth proportional to 1,672,141.15, 2,508,876.33 and 535,078.54 is: 802,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,141.15 : 2,508,876.33 = 535,078.54 : x
  2. Step 2: Convert to fraction form
    1,672,141.15/2,508,876.33 = 535,078.54/x
  3. Step 3: Cross multiply
    1,672,141.15x = 2,508,876.33 × 535,078.54
  4. Step 4: Simplify right side
    1,672,141.15x = 1,342,445,883,696.96
  5. Step 5: Solve for x
    x = 1,342,445,883,696.96/1,672,141.15
  6. Step 6: Final answer
    x = 802,830.48

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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.