Home / 1,009,662.08-1,511,810.40-609,761.84

Finding the Fourth Proportional to 1,009,662.08, 1,511,810.40 and 609,761.84

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Solution

The fourth proportional to 1,009,662.08, 1,511,810.40 and 609,761.84 is: 913,022.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,662.08 : 1,511,810.40 = 609,761.84 : x
  2. Step 2: Convert to fraction form
    1,009,662.08/1,511,810.40 = 609,761.84/x
  3. Step 3: Cross multiply
    1,009,662.08x = 1,511,810.40 × 609,761.84
  4. Step 4: Simplify right side
    1,009,662.08x = 921,844,291,235.14
  5. Step 5: Solve for x
    x = 921,844,291,235.14/1,009,662.08
  6. Step 6: Final answer
    x = 913,022.59

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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.