Home / 5,341,841.60-7,371,747.89-2,894,450.72

Finding the Fourth Proportional to 5,341,841.60, 7,371,747.89 and 2,894,450.72

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Solution

The fourth proportional to 5,341,841.60, 7,371,747.89 and 2,894,450.72 is: 3,994,345.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341,841.60 : 7,371,747.89 = 2,894,450.72 : x
  2. Step 2: Convert to fraction form
    5,341,841.60/7,371,747.89 = 2,894,450.72/x
  3. Step 3: Cross multiply
    5,341,841.60x = 7,371,747.89 × 2,894,450.72
  4. Step 4: Simplify right side
    5,341,841.60x = 21,337,160,936,537.98
  5. Step 5: Solve for x
    x = 21,337,160,936,537.98/5,341,841.60
  6. Step 6: Final answer
    x = 3,994,345.50

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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.