Home / 1,710,122.10-2,563,491.15-809,981.70

Finding the Fourth Proportional to 1,710,122.10, 2,563,491.15 and 809,981.70

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Solution

The fourth proportional to 1,710,122.10, 2,563,491.15 and 809,981.70 is: 1,214,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,122.10 : 2,563,491.15 = 809,981.70 : x
  2. Step 2: Convert to fraction form
    1,710,122.10/2,563,491.15 = 809,981.70/x
  3. Step 3: Cross multiply
    1,710,122.10x = 2,563,491.15 × 809,981.70
  4. Step 4: Simplify right side
    1,710,122.10x = 2,076,380,919,611.95
  5. Step 5: Solve for x
    x = 2,076,380,919,611.95/1,710,122.10
  6. Step 6: Final answer
    x = 1,214,171.15

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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.