Home / 1,787,012.20-2,466,100.53-971,232.04

Finding the Fourth Proportional to 1,787,012.20, 2,466,100.53 and 971,232.04

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Solution

The fourth proportional to 1,787,012.20, 2,466,100.53 and 971,232.04 is: 1,340,313.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,012.20 : 2,466,100.53 = 971,232.04 : x
  2. Step 2: Convert to fraction form
    1,787,012.20/2,466,100.53 = 971,232.04/x
  3. Step 3: Cross multiply
    1,787,012.20x = 2,466,100.53 × 971,232.04
  4. Step 4: Simplify right side
    1,787,012.20x = 2,395,155,848,596.98
  5. Step 5: Solve for x
    x = 2,395,155,848,596.98/1,787,012.20
  6. Step 6: Final answer
    x = 1,340,313.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.