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Finding the Fourth Proportional to 3,145,038, 4,717,557 and 901,176

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Solution

The fourth proportional to 3,145,038, 4,717,557 and 901,176 is: 1,351,764

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,038 : 4,717,557 = 901,176 : x
  2. Step 2: Convert to fraction form
    3,145,038/4,717,557 = 901,176/x
  3. Step 3: Cross multiply
    3,145,038x = 4,717,557 × 901,176
  4. Step 4: Simplify right side
    3,145,038x = 4,251,349,147,032
  5. Step 5: Solve for x
    x = 4,251,349,147,032/3,145,038
  6. Step 6: Final answer
    x = 1,351,764

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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.