Home / 1,738,252.40-2,604,268.20-1,420,991.60

Finding the Fourth Proportional to 1,738,252.40, 2,604,268.20 and 1,420,991.60

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Solution

The fourth proportional to 1,738,252.40, 2,604,268.20 and 1,420,991.60 is: 2,128,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,252.40 : 2,604,268.20 = 1,420,991.60 : x
  2. Step 2: Convert to fraction form
    1,738,252.40/2,604,268.20 = 1,420,991.60/x
  3. Step 3: Cross multiply
    1,738,252.40x = 2,604,268.20 × 1,420,991.60
  4. Step 4: Simplify right side
    1,738,252.40x = 3,700,643,236,347.12
  5. Step 5: Solve for x
    x = 3,700,643,236,347.12/1,738,252.40
  6. Step 6: Final answer
    x = 2,128,944.70

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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.