Home / 2,808,051.90-4,212,077.85-1,011,212.70

Finding the Fourth Proportional to 2,808,051.90, 4,212,077.85 and 1,011,212.70

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Solution

The fourth proportional to 2,808,051.90, 4,212,077.85 and 1,011,212.70 is: 1,516,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,051.90 : 4,212,077.85 = 1,011,212.70 : x
  2. Step 2: Convert to fraction form
    2,808,051.90/4,212,077.85 = 1,011,212.70/x
  3. Step 3: Cross multiply
    2,808,051.90x = 4,212,077.85 × 1,011,212.70
  4. Step 4: Simplify right side
    2,808,051.90x = 4,259,306,615,308.69
  5. Step 5: Solve for x
    x = 4,259,306,615,308.69/2,808,051.90
  6. Step 6: Final answer
    x = 1,516,819.05

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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.