Home / 1,361,333.64-1,874,588.82-1,331,124.96

Finding the Fourth Proportional to 1,361,333.64, 1,874,588.82 and 1,331,124.96

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Solution

The fourth proportional to 1,361,333.64, 1,874,588.82 and 1,331,124.96 is: 1,832,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,333.64 : 1,874,588.82 = 1,331,124.96 : x
  2. Step 2: Convert to fraction form
    1,361,333.64/1,874,588.82 = 1,331,124.96/x
  3. Step 3: Cross multiply
    1,361,333.64x = 1,874,588.82 × 1,331,124.96
  4. Step 4: Simplify right side
    1,361,333.64x = 2,495,311,968,038.95
  5. Step 5: Solve for x
    x = 2,495,311,968,038.95/1,361,333.64
  6. Step 6: Final answer
    x = 1,832,990.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.