Home / 2,076,852.30-3,115,278.45-1,177,946.70

Finding the Fourth Proportional to 2,076,852.30, 3,115,278.45 and 1,177,946.70

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Solution

The fourth proportional to 2,076,852.30, 3,115,278.45 and 1,177,946.70 is: 1,766,920.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,852.30 : 3,115,278.45 = 1,177,946.70 : x
  2. Step 2: Convert to fraction form
    2,076,852.30/3,115,278.45 = 1,177,946.70/x
  3. Step 3: Cross multiply
    2,076,852.30x = 3,115,278.45 × 1,177,946.70
  4. Step 4: Simplify right side
    2,076,852.30x = 3,669,631,969,758.62
  5. Step 5: Solve for x
    x = 3,669,631,969,758.62/2,076,852.30
  6. Step 6: Final answer
    x = 1,766,920.05

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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.