Home / 1,479,473.35-2,033,835.78-1,271,977.32

Finding the Fourth Proportional to 1,479,473.35, 2,033,835.78 and 1,271,977.32

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Solution

The fourth proportional to 1,479,473.35, 2,033,835.78 and 1,271,977.32 is: 1,748,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,473.35 : 2,033,835.78 = 1,271,977.32 : x
  2. Step 2: Convert to fraction form
    1,479,473.35/2,033,835.78 = 1,271,977.32/x
  3. Step 3: Cross multiply
    1,479,473.35x = 2,033,835.78 × 1,271,977.32
  4. Step 4: Simplify right side
    1,479,473.35x = 2,586,992,997,161.31
  5. Step 5: Solve for x
    x = 2,586,992,997,161.31/1,479,473.35
  6. Step 6: Final answer
    x = 1,748,590.46

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.