Home / 1,455,349.92-2,008,377.84-810,732

Finding the Fourth Proportional to 1,455,349.92, 2,008,377.84 and 810,732

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Solution

The fourth proportional to 1,455,349.92, 2,008,377.84 and 810,732 is: 1,118,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,349.92 : 2,008,377.84 = 810,732 : x
  2. Step 2: Convert to fraction form
    1,455,349.92/2,008,377.84 = 810,732/x
  3. Step 3: Cross multiply
    1,455,349.92x = 2,008,377.84 × 810,732
  4. Step 4: Simplify right side
    1,455,349.92x = 1,628,256,182,978.88
  5. Step 5: Solve for x
    x = 1,628,256,182,978.88/1,455,349.92
  6. Step 6: Final answer
    x = 1,118,807.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.