Home / 3,285,910.90-4,927,991.55-1,011,430.90

Finding the Fourth Proportional to 3,285,910.90, 4,927,991.55 and 1,011,430.90

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Solution

The fourth proportional to 3,285,910.90, 4,927,991.55 and 1,011,430.90 is: 1,516,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,910.90 : 4,927,991.55 = 1,011,430.90 : x
  2. Step 2: Convert to fraction form
    3,285,910.90/4,927,991.55 = 1,011,430.90/x
  3. Step 3: Cross multiply
    3,285,910.90x = 4,927,991.55 × 1,011,430.90
  4. Step 4: Simplify right side
    3,285,910.90x = 4,984,322,928,608.89
  5. Step 5: Solve for x
    x = 4,984,322,928,608.89/3,285,910.90
  6. Step 6: Final answer
    x = 1,516,877.08

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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.