Home / 1,005,394.24-1,509,165.60-406,746.64

Finding the Fourth Proportional to 1,005,394.24, 1,509,165.60 and 406,746.64

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Solution

The fourth proportional to 1,005,394.24, 1,509,165.60 and 406,746.64 is: 610,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,394.24 : 1,509,165.60 = 406,746.64 : x
  2. Step 2: Convert to fraction form
    1,005,394.24/1,509,165.60 = 406,746.64/x
  3. Step 3: Cross multiply
    1,005,394.24x = 1,509,165.60 × 406,746.64
  4. Step 4: Simplify right side
    1,005,394.24x = 613,848,037,003.58
  5. Step 5: Solve for x
    x = 613,848,037,003.58/1,005,394.24
  6. Step 6: Final answer
    x = 610,554.56

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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.