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Finding the Fourth Proportional to 3,698,894, 5,548,341 and 1,039,502

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Solution

The fourth proportional to 3,698,894, 5,548,341 and 1,039,502 is: 1,559,253

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,894 : 5,548,341 = 1,039,502 : x
  2. Step 2: Convert to fraction form
    3,698,894/5,548,341 = 1,039,502/x
  3. Step 3: Cross multiply
    3,698,894x = 5,548,341 × 1,039,502
  4. Step 4: Simplify right side
    3,698,894x = 5,767,511,566,182
  5. Step 5: Solve for x
    x = 5,767,511,566,182/3,698,894
  6. Step 6: Final answer
    x = 1,559,253

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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.