Home / 1,005,100.11-1,507,931.56-406,481.64

Finding the Fourth Proportional to 1,005,100.11, 1,507,931.56 and 406,481.64

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Solution

The fourth proportional to 1,005,100.11, 1,507,931.56 and 406,481.64 is: 609,836.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,100.11 : 1,507,931.56 = 406,481.64 : x
  2. Step 2: Convert to fraction form
    1,005,100.11/1,507,931.56 = 406,481.64/x
  3. Step 3: Cross multiply
    1,005,100.11x = 1,507,931.56 × 406,481.64
  4. Step 4: Simplify right side
    1,005,100.11x = 612,946,497,995.26
  5. Step 5: Solve for x
    x = 612,946,497,995.26/1,005,100.11
  6. Step 6: Final answer
    x = 609,836.27

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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.