Home / 2,076,616.20-3,113,196.30-879,457.80

Finding the Fourth Proportional to 2,076,616.20, 3,113,196.30 and 879,457.80

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Solution

The fourth proportional to 2,076,616.20, 3,113,196.30 and 879,457.80 is: 1,318,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,616.20 : 3,113,196.30 = 879,457.80 : x
  2. Step 2: Convert to fraction form
    2,076,616.20/3,113,196.30 = 879,457.80/x
  3. Step 3: Cross multiply
    2,076,616.20x = 3,113,196.30 × 879,457.80
  4. Step 4: Simplify right side
    2,076,616.20x = 2,737,924,768,966.14
  5. Step 5: Solve for x
    x = 2,737,924,768,966.14/2,076,616.20
  6. Step 6: Final answer
    x = 1,318,454.88

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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.