Home / 2,890,134.90-4,333,890.15-1,092,420.90

Finding the Fourth Proportional to 2,890,134.90, 4,333,890.15 and 1,092,420.90

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Solution

The fourth proportional to 2,890,134.90, 4,333,890.15 and 1,092,420.90 is: 1,638,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,134.90 : 4,333,890.15 = 1,092,420.90 : x
  2. Step 2: Convert to fraction form
    2,890,134.90/4,333,890.15 = 1,092,420.90/x
  3. Step 3: Cross multiply
    2,890,134.90x = 4,333,890.15 × 1,092,420.90
  4. Step 4: Simplify right side
    2,890,134.90x = 4,734,432,178,164.14
  5. Step 5: Solve for x
    x = 4,734,432,178,164.14/2,890,134.90
  6. Step 6: Final answer
    x = 1,638,135.36

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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.