Home / 2,740,594.28-4,111,458.85-821,427.97

Finding the Fourth Proportional to 2,740,594.28, 4,111,458.85 and 821,427.97

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Solution

The fourth proportional to 2,740,594.28, 4,111,458.85 and 821,427.97 is: 1,232,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,594.28 : 4,111,458.85 = 821,427.97 : x
  2. Step 2: Convert to fraction form
    2,740,594.28/4,111,458.85 = 821,427.97/x
  3. Step 3: Cross multiply
    2,740,594.28x = 4,111,458.85 × 821,427.97
  4. Step 4: Simplify right side
    2,740,594.28x = 3,377,267,312,696.25
  5. Step 5: Solve for x
    x = 3,377,267,312,696.25/2,740,594.28
  6. Step 6: Final answer
    x = 1,232,312.03

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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.