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Finding the Fourth Proportional to 1,010,666.73, 1,516,000.09 and 1,010,666.73

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Solution

The fourth proportional to 1,010,666.73, 1,516,000.09 and 1,010,666.73 is: 1,516,000.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,666.73 : 1,516,000.09 = 1,010,666.73 : x
  2. Step 2: Convert to fraction form
    1,010,666.73/1,516,000.09 = 1,010,666.73/x
  3. Step 3: Cross multiply
    1,010,666.73x = 1,516,000.09 × 1,010,666.73
  4. Step 4: Simplify right side
    1,010,666.73x = 1,532,170,848,586.67
  5. Step 5: Solve for x
    x = 1,532,170,848,586.67/1,010,666.73
  6. Step 6: Final answer
    x = 1,516,000.09

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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.