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Finding the Fourth Proportional to 1,008,030.70, 1,512,046.06 and 1,008,030.70

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Solution

The fourth proportional to 1,008,030.70, 1,512,046.06 and 1,008,030.70 is: 1,512,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,030.70 : 1,512,046.06 = 1,008,030.70 : x
  2. Step 2: Convert to fraction form
    1,008,030.70/1,512,046.06 = 1,008,030.70/x
  3. Step 3: Cross multiply
    1,008,030.70x = 1,512,046.06 × 1,008,030.70
  4. Step 4: Simplify right side
    1,008,030.70x = 1,524,188,843,253.89
  5. Step 5: Solve for x
    x = 1,524,188,843,253.89/1,008,030.70
  6. Step 6: Final answer
    x = 1,512,046.06

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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.