Home / 1,220,940.93-1,831,162.01-462,520.92

Finding the Fourth Proportional to 1,220,940.93, 1,831,162.01 and 462,520.92

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Solution

The fourth proportional to 1,220,940.93, 1,831,162.01 and 462,520.92 is: 693,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,940.93 : 1,831,162.01 = 462,520.92 : x
  2. Step 2: Convert to fraction form
    1,220,940.93/1,831,162.01 = 462,520.92/x
  3. Step 3: Cross multiply
    1,220,940.93x = 1,831,162.01 × 462,520.92
  4. Step 4: Simplify right side
    1,220,940.93x = 846,950,737,534.25
  5. Step 5: Solve for x
    x = 846,950,737,534.25/1,220,940.93
  6. Step 6: Final answer
    x = 693,686.91

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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.