Home / 1,400,493.60-2,103,274.80-1,226,311.20

Finding the Fourth Proportional to 1,400,493.60, 2,103,274.80 and 1,226,311.20

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Solution

The fourth proportional to 1,400,493.60, 2,103,274.80 and 1,226,311.20 is: 1,841,685.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,493.60 : 2,103,274.80 = 1,226,311.20 : x
  2. Step 2: Convert to fraction form
    1,400,493.60/2,103,274.80 = 1,226,311.20/x
  3. Step 3: Cross multiply
    1,400,493.60x = 2,103,274.80 × 1,226,311.20
  4. Step 4: Simplify right side
    1,400,493.60x = 2,579,269,443,917.76
  5. Step 5: Solve for x
    x = 2,579,269,443,917.76/1,400,493.60
  6. Step 6: Final answer
    x = 1,841,685.99

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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.