Home / 1,028,015.36-1,543,438.10-522,918.15

Finding the Fourth Proportional to 1,028,015.36, 1,543,438.10 and 522,918.15

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Solution

The fourth proportional to 1,028,015.36, 1,543,438.10 and 522,918.15 is: 785,097.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,015.36 : 1,543,438.10 = 522,918.15 : x
  2. Step 2: Convert to fraction form
    1,028,015.36/1,543,438.10 = 522,918.15/x
  3. Step 3: Cross multiply
    1,028,015.36x = 1,543,438.10 × 522,918.15
  4. Step 4: Simplify right side
    1,028,015.36x = 807,091,791,410.92
  5. Step 5: Solve for x
    x = 807,091,791,410.92/1,028,015.36
  6. Step 6: Final answer
    x = 785,097.02

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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.