Home / 1,738,461.60-2,607,692.40-1,171,591.20

Finding the Fourth Proportional to 1,738,461.60, 2,607,692.40 and 1,171,591.20

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Solution

The fourth proportional to 1,738,461.60, 2,607,692.40 and 1,171,591.20 is: 1,757,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,461.60 : 2,607,692.40 = 1,171,591.20 : x
  2. Step 2: Convert to fraction form
    1,738,461.60/2,607,692.40 = 1,171,591.20/x
  3. Step 3: Cross multiply
    1,738,461.60x = 2,607,692.40 × 1,171,591.20
  4. Step 4: Simplify right side
    1,738,461.60x = 3,055,149,468,146.88
  5. Step 5: Solve for x
    x = 3,055,149,468,146.88/1,738,461.60
  6. Step 6: Final answer
    x = 1,757,386.80

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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.