Home / 1,831,947.37-2,747,928.12-766,241.87

Finding the Fourth Proportional to 1,831,947.37, 2,747,928.12 and 766,241.87

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Solution

The fourth proportional to 1,831,947.37, 2,747,928.12 and 766,241.87 is: 1,149,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,947.37 : 2,747,928.12 = 766,241.87 : x
  2. Step 2: Convert to fraction form
    1,831,947.37/2,747,928.12 = 766,241.87/x
  3. Step 3: Cross multiply
    1,831,947.37x = 2,747,928.12 × 766,241.87
  4. Step 4: Simplify right side
    1,831,947.37x = 2,105,577,564,681.34
  5. Step 5: Solve for x
    x = 2,105,577,564,681.34/1,831,947.37
  6. Step 6: Final answer
    x = 1,149,365.75

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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.