Home / 948,540.04-1,422,812.49-387,574.54

Finding the Fourth Proportional to 948,540.04, 1,422,812.49 and 387,574.54

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Solution

The fourth proportional to 948,540.04, 1,422,812.49 and 387,574.54 is: 581,362.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,540.04 : 1,422,812.49 = 387,574.54 : x
  2. Step 2: Convert to fraction form
    948,540.04/1,422,812.49 = 387,574.54/x
  3. Step 3: Cross multiply
    948,540.04x = 1,422,812.49 × 387,574.54
  4. Step 4: Simplify right side
    948,540.04x = 551,445,896,318.01
  5. Step 5: Solve for x
    x = 551,445,896,318.01/948,540.04
  6. Step 6: Final answer
    x = 581,362.80

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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.