Home / 4,689,905.72-7,032,611.43-2,290,941.68

Finding the Fourth Proportional to 4,689,905.72, 7,032,611.43 and 2,290,941.68

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Solution

The fourth proportional to 4,689,905.72, 7,032,611.43 and 2,290,941.68 is: 3,435,314.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689,905.72 : 7,032,611.43 = 2,290,941.68 : x
  2. Step 2: Convert to fraction form
    4,689,905.72/7,032,611.43 = 2,290,941.68/x
  3. Step 3: Cross multiply
    4,689,905.72x = 7,032,611.43 × 2,290,941.68
  4. Step 4: Simplify right side
    4,689,905.72x = 16,111,302,609,068.34
  5. Step 5: Solve for x
    x = 16,111,302,609,068.34/4,689,905.72
  6. Step 6: Final answer
    x = 3,435,314.82

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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.