Home / 1,232,173.44-1,848,490.56-390,499.20

Finding the Fourth Proportional to 1,232,173.44, 1,848,490.56 and 390,499.20

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Solution

The fourth proportional to 1,232,173.44, 1,848,490.56 and 390,499.20 is: 585,821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,173.44 : 1,848,490.56 = 390,499.20 : x
  2. Step 2: Convert to fraction form
    1,232,173.44/1,848,490.56 = 390,499.20/x
  3. Step 3: Cross multiply
    1,232,173.44x = 1,848,490.56 × 390,499.20
  4. Step 4: Simplify right side
    1,232,173.44x = 721,834,084,887.55
  5. Step 5: Solve for x
    x = 721,834,084,887.55/1,232,173.44
  6. Step 6: Final answer
    x = 585,821.82

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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.