Home / 2,688,009.30-4,032,801.09-794,799.90

Finding the Fourth Proportional to 2,688,009.30, 4,032,801.09 and 794,799.90

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Solution

The fourth proportional to 2,688,009.30, 4,032,801.09 and 794,799.90 is: 1,192,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,009.30 : 4,032,801.09 = 794,799.90 : x
  2. Step 2: Convert to fraction form
    2,688,009.30/4,032,801.09 = 794,799.90/x
  3. Step 3: Cross multiply
    2,688,009.30x = 4,032,801.09 × 794,799.90
  4. Step 4: Simplify right side
    2,688,009.30x = 3,205,269,903,051.89
  5. Step 5: Solve for x
    x = 3,205,269,903,051.89/2,688,009.30
  6. Step 6: Final answer
    x = 1,192,432.59

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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.