Home / 1,496,980.60-2,065,181.41-916,229.58

Finding the Fourth Proportional to 1,496,980.60, 2,065,181.41 and 916,229.58

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Solution

The fourth proportional to 1,496,980.60, 2,065,181.41 and 916,229.58 is: 1,263,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,980.60 : 2,065,181.41 = 916,229.58 : x
  2. Step 2: Convert to fraction form
    1,496,980.60/2,065,181.41 = 916,229.58/x
  3. Step 3: Cross multiply
    1,496,980.60x = 2,065,181.41 × 916,229.58
  4. Step 4: Simplify right side
    1,496,980.60x = 1,892,180,295,908.11
  5. Step 5: Solve for x
    x = 1,892,180,295,908.11/1,496,980.60
  6. Step 6: Final answer
    x = 1,263,997.87

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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.