Home / 2,260,528.74-3,119,532.38-1,228,037.22

Finding the Fourth Proportional to 2,260,528.74, 3,119,532.38 and 1,228,037.22

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Solution

The fourth proportional to 2,260,528.74, 3,119,532.38 and 1,228,037.22 is: 1,694,692.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,528.74 : 3,119,532.38 = 1,228,037.22 : x
  2. Step 2: Convert to fraction form
    2,260,528.74/3,119,532.38 = 1,228,037.22/x
  3. Step 3: Cross multiply
    2,260,528.74x = 3,119,532.38 × 1,228,037.22
  4. Step 4: Simplify right side
    2,260,528.74x = 3,830,901,871,635.18
  5. Step 5: Solve for x
    x = 3,830,901,871,635.18/2,260,528.74
  6. Step 6: Final answer
    x = 1,694,692.84

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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.