Home / 5,090,890.19-7,025,280.53-2,885,957.46

Finding the Fourth Proportional to 5,090,890.19, 7,025,280.53 and 2,885,957.46

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Solution

The fourth proportional to 5,090,890.19, 7,025,280.53 and 2,885,957.46 is: 3,982,537.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,890.19 : 7,025,280.53 = 2,885,957.46 : x
  2. Step 2: Convert to fraction form
    5,090,890.19/7,025,280.53 = 2,885,957.46/x
  3. Step 3: Cross multiply
    5,090,890.19x = 7,025,280.53 × 2,885,957.46
  4. Step 4: Simplify right side
    5,090,890.19x = 20,274,660,739,716.47
  5. Step 5: Solve for x
    x = 20,274,660,739,716.47/5,090,890.19
  6. Step 6: Final answer
    x = 3,982,537.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.