Home / 2,076,347.10-3,115,103.85-1,011,423.90

Finding the Fourth Proportional to 2,076,347.10, 3,115,103.85 and 1,011,423.90

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Solution

The fourth proportional to 2,076,347.10, 3,115,103.85 and 1,011,423.90 is: 1,517,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,347.10 : 3,115,103.85 = 1,011,423.90 : x
  2. Step 2: Convert to fraction form
    2,076,347.10/3,115,103.85 = 1,011,423.90/x
  3. Step 3: Cross multiply
    2,076,347.10x = 3,115,103.85 × 1,011,423.90
  4. Step 4: Simplify right side
    2,076,347.10x = 3,150,690,484,872.02
  5. Step 5: Solve for x
    x = 3,150,690,484,872.02/2,076,347.10
  6. Step 6: Final answer
    x = 1,517,419.94

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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.