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Finding the Fourth Proportional to 1,218,964.94, 1,829,626.77 and 588,322.70

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Solution

The fourth proportional to 1,218,964.94, 1,829,626.77 and 588,322.70 is: 883,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,964.94 : 1,829,626.77 = 588,322.70 : x
  2. Step 2: Convert to fraction form
    1,218,964.94/1,829,626.77 = 588,322.70/x
  3. Step 3: Cross multiply
    1,218,964.94x = 1,829,626.77 × 588,322.70
  4. Step 4: Simplify right side
    1,218,964.94x = 1,076,410,961,318.68
  5. Step 5: Solve for x
    x = 1,076,410,961,318.68/1,218,964.94
  6. Step 6: Final answer
    x = 883,053.26

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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.