Home / 1,041,913.80-1,560,246.30-831,961.80

Finding the Fourth Proportional to 1,041,913.80, 1,560,246.30 and 831,961.80

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Solution

The fourth proportional to 1,041,913.80, 1,560,246.30 and 831,961.80 is: 1,245,847.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,913.80 : 1,560,246.30 = 831,961.80 : x
  2. Step 2: Convert to fraction form
    1,041,913.80/1,560,246.30 = 831,961.80/x
  3. Step 3: Cross multiply
    1,041,913.80x = 1,560,246.30 × 831,961.80
  4. Step 4: Simplify right side
    1,041,913.80x = 1,298,065,320,191.34
  5. Step 5: Solve for x
    x = 1,298,065,320,191.34/1,041,913.80
  6. Step 6: Final answer
    x = 1,245,847.13

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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.