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Finding the Fourth Proportional to 1,373,674.73, 1,895,784.61 and 762,024.69

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Solution

The fourth proportional to 1,373,674.73, 1,895,784.61 and 762,024.69 is: 1,051,657.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,674.73 : 1,895,784.61 = 762,024.69 : x
  2. Step 2: Convert to fraction form
    1,373,674.73/1,895,784.61 = 762,024.69/x
  3. Step 3: Cross multiply
    1,373,674.73x = 1,895,784.61 × 762,024.69
  4. Step 4: Simplify right side
    1,373,674.73x = 1,444,634,677,836.96
  5. Step 5: Solve for x
    x = 1,444,634,677,836.96/1,373,674.73
  6. Step 6: Final answer
    x = 1,051,657.03

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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.