Home / 2,051,215.90-3,076,823.85-988,333.90

Finding the Fourth Proportional to 2,051,215.90, 3,076,823.85 and 988,333.90

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Solution

The fourth proportional to 2,051,215.90, 3,076,823.85 and 988,333.90 is: 1,482,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,215.90 : 3,076,823.85 = 988,333.90 : x
  2. Step 2: Convert to fraction form
    2,051,215.90/3,076,823.85 = 988,333.90/x
  3. Step 3: Cross multiply
    2,051,215.90x = 3,076,823.85 × 988,333.90
  4. Step 4: Simplify right side
    2,051,215.90x = 3,040,929,315,283.52
  5. Step 5: Solve for x
    x = 3,040,929,315,283.52/2,051,215.90
  6. Step 6: Final answer
    x = 1,482,500.85

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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.