Home / 1,654,723.20-2,283,518.16-919,677.36

Finding the Fourth Proportional to 1,654,723.20, 2,283,518.16 and 919,677.36

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Solution

The fourth proportional to 1,654,723.20, 2,283,518.16 and 919,677.36 is: 1,269,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,723.20 : 2,283,518.16 = 919,677.36 : x
  2. Step 2: Convert to fraction form
    1,654,723.20/2,283,518.16 = 919,677.36/x
  3. Step 3: Cross multiply
    1,654,723.20x = 2,283,518.16 × 919,677.36
  4. Step 4: Simplify right side
    1,654,723.20x = 2,100,099,952,900.86
  5. Step 5: Solve for x
    x = 2,100,099,952,900.86/1,654,723.20
  6. Step 6: Final answer
    x = 1,269,154.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.