Home / 1,117,380.02-1,542,019.44-633,965.54

Finding the Fourth Proportional to 1,117,380.02, 1,542,019.44 and 633,965.54

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Solution

The fourth proportional to 1,117,380.02, 1,542,019.44 and 633,965.54 is: 874,892.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,380.02 : 1,542,019.44 = 633,965.54 : x
  2. Step 2: Convert to fraction form
    1,117,380.02/1,542,019.44 = 633,965.54/x
  3. Step 3: Cross multiply
    1,117,380.02x = 1,542,019.44 × 633,965.54
  4. Step 4: Simplify right side
    1,117,380.02x = 977,587,186,970.10
  5. Step 5: Solve for x
    x = 977,587,186,970.10/1,117,380.02
  6. Step 6: Final answer
    x = 874,892.31

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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.