Home / 2,136,957.02-3,205,438.50-620,644.31

Finding the Fourth Proportional to 2,136,957.02, 3,205,438.50 and 620,644.31

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Solution

The fourth proportional to 2,136,957.02, 3,205,438.50 and 620,644.31 is: 930,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,957.02 : 3,205,438.50 = 620,644.31 : x
  2. Step 2: Convert to fraction form
    2,136,957.02/3,205,438.50 = 620,644.31/x
  3. Step 3: Cross multiply
    2,136,957.02x = 3,205,438.50 × 620,644.31
  4. Step 4: Simplify right side
    2,136,957.02x = 1,989,437,174,093.53
  5. Step 5: Solve for x
    x = 1,989,437,174,093.53/2,136,957.02
  6. Step 6: Final answer
    x = 930,967.33

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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.