Home / 2,076,520.20-3,114,780.30-657,011.40

Finding the Fourth Proportional to 2,076,520.20, 3,114,780.30 and 657,011.40

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Solution

The fourth proportional to 2,076,520.20, 3,114,780.30 and 657,011.40 is: 985,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,520.20 : 3,114,780.30 = 657,011.40 : x
  2. Step 2: Convert to fraction form
    2,076,520.20/3,114,780.30 = 657,011.40/x
  3. Step 3: Cross multiply
    2,076,520.20x = 3,114,780.30 × 657,011.40
  4. Step 4: Simplify right side
    2,076,520.20x = 2,046,446,165,595.42
  5. Step 5: Solve for x
    x = 2,046,446,165,595.42/2,076,520.20
  6. Step 6: Final answer
    x = 985,517.10

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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.