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Finding the Fourth Proportional to 1,310,733.22, 1,966,864.06 and 552,528.28

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Solution

The fourth proportional to 1,310,733.22, 1,966,864.06 and 552,528.28 is: 829,114.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,733.22 : 1,966,864.06 = 552,528.28 : x
  2. Step 2: Convert to fraction form
    1,310,733.22/1,966,864.06 = 552,528.28/x
  3. Step 3: Cross multiply
    1,310,733.22x = 1,966,864.06 × 552,528.28
  4. Step 4: Simplify right side
    1,310,733.22x = 1,086,748,016,065.62
  5. Step 5: Solve for x
    x = 1,086,748,016,065.62/1,310,733.22
  6. Step 6: Final answer
    x = 829,114.57

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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.