Home / 2,890,219.90-4,331,182.65-2,126,098.30

Finding the Fourth Proportional to 2,890,219.90, 4,331,182.65 and 2,126,098.30

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Solution

The fourth proportional to 2,890,219.90, 4,331,182.65 and 2,126,098.30 is: 3,186,096.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,219.90 : 4,331,182.65 = 2,126,098.30 : x
  2. Step 2: Convert to fraction form
    2,890,219.90/4,331,182.65 = 2,126,098.30/x
  3. Step 3: Cross multiply
    2,890,219.90x = 4,331,182.65 × 2,126,098.30
  4. Step 4: Simplify right side
    2,890,219.90x = 9,208,520,069,154.49
  5. Step 5: Solve for x
    x = 9,208,520,069,154.49/2,890,219.90
  6. Step 6: Final answer
    x = 3,186,096.69

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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.