Home / 1,784,288-2,676,957.76-718,781.76

Finding the Fourth Proportional to 1,784,288, 2,676,957.76 and 718,781.76

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Solution

The fourth proportional to 1,784,288, 2,676,957.76 and 718,781.76 is: 1,078,384.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,288 : 2,676,957.76 = 718,781.76 : x
  2. Step 2: Convert to fraction form
    1,784,288/2,676,957.76 = 718,781.76/x
  3. Step 3: Cross multiply
    1,784,288x = 2,676,957.76 × 718,781.76
  4. Step 4: Simplify right side
    1,784,288x = 1,924,148,410,178.46
  5. Step 5: Solve for x
    x = 1,924,148,410,178.46/1,784,288
  6. Step 6: Final answer
    x = 1,078,384.44

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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.