Home / 1,622,461.60-2,433,692.40-992,087.20

Finding the Fourth Proportional to 1,622,461.60, 2,433,692.40 and 992,087.20

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Solution

The fourth proportional to 1,622,461.60, 2,433,692.40 and 992,087.20 is: 1,488,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,461.60 : 2,433,692.40 = 992,087.20 : x
  2. Step 2: Convert to fraction form
    1,622,461.60/2,433,692.40 = 992,087.20/x
  3. Step 3: Cross multiply
    1,622,461.60x = 2,433,692.40 × 992,087.20
  4. Step 4: Simplify right side
    1,622,461.60x = 2,414,435,078,777.28
  5. Step 5: Solve for x
    x = 2,414,435,078,777.28/1,622,461.60
  6. Step 6: Final answer
    x = 1,488,130.80

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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.