Home / 2,958,999.90-4,429,168.65-2,865,687.90

Finding the Fourth Proportional to 2,958,999.90, 4,429,168.65 and 2,865,687.90

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Solution

The fourth proportional to 2,958,999.90, 4,429,168.65 and 2,865,687.90 is: 4,289,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,999.90 : 4,429,168.65 = 2,865,687.90 : x
  2. Step 2: Convert to fraction form
    2,958,999.90/4,429,168.65 = 2,865,687.90/x
  3. Step 3: Cross multiply
    2,958,999.90x = 4,429,168.65 × 2,865,687.90
  4. Step 4: Simplify right side
    2,958,999.90x = 12,692,615,007,364.34
  5. Step 5: Solve for x
    x = 12,692,615,007,364.34/2,958,999.90
  6. Step 6: Final answer
    x = 4,289,494.91

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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.